He was felicitated with the first "Sarojini Damodaran Fellowship" during the "Strings 2001" conference.
Hawking delivered several lectures during the five-day seminar, including one titled "The Universe in a Nutshell," Quartz reported on Wednesday.
Later, Hawking took a city tour in a specially designed vehicle from Mahindra & Mahindra that accommodated his wheelchair.
According to Narayanan, Hawking was the "symbol of human hope and inspiration for all those who are handicapped in one way or the other".
Hawking also visited Jantar Mantar and Qutab Minar.
He delivered the Albert Einstein Memorial Lecture in New Delhi on January 15.
Hawking, who shaped modern cosmology and inspired millions despite suffering from a life-threatening condition, died on Wednesday. He was 76.
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