1996
• Morgan Prize for outstanding research in mathematics
• Hertz Fellowship for graduate studies in mathematics
2002
• Named one of Popular Science magazine’s ‘Brilliant 10’ (November)
2003
• Received the Clay 5-year Research Fellowship
• Received the Merten M. Hasse Prize from the Mathematical Association of America (MAA)
2005
• Clay Research Award
• SASTRA Ramanujan Prize
• Leonard M. and Eleanor B. Blumenthal Award for the Advancement of Research in Pure Mathematics
2008
• Awarded the American Mathematical Society’s Cole Prize for contributions to laws of composition on forms of higher degree
• India Abroad Face of the Future Award
2009
• Received the Face of the Future award at the India Abroad Person of the Year ceremony in New York City
2011
• Awarded the Fermat Prize for generalizations of the Davenport-Heilbronn estimates and results on the average rank of elliptic curves
2012
• Named an inaugural recipient of the Simons Investigator Award
• Became a fellow of the American Mathematical Society in its inaugural class of fellows
• Awarded the Infosys Prize in mathematics for work in algebraic number theory
2013
• Elected to the National Academy of Sciences
2014
• Awarded the Fields Medal at the International Congress of Mathematicians in Seoul for contributions to the geometry of numbers and counting rings of small rank
• Received the India Abroad Publisher’s Prize for Special Excellence
2015
• Padma Bhushan, the third-highest civilian award of India
2017
• Elected as a member of the American Academy of Arts and Sciences
2018
• Named the inaugural occupant of The Distinguished Chair for the Public Dissemination of Mathematics at the National Museum of Mathematics (MoMath)
2019
• Conferred a Fellowship at the Royal Society