Mahadevan has won appreciation from millions of people all over the world after his successful performance in the Amritha TV Ragaratnam Reality Show. He was honoured by different Associations in Trichur.
On 15th August 2008 in Oorakam, Trichur, in a grant function he was presented a gold bracelet by Mridanga Vidwan, B. Jayaram.
On 16th August 2008, in Poonkunnam, Trichur, programme organised by Trichur Town Unit, “Trichur the Land of Pooram Festival” a decorated elephant momento was presented to Mahadevan by Kerala High Court Judge Sri. P. R. Raman.
(Sruthivani Sep 2008)