3166613

This number is a prime.

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The smallest palindromic beastly prime such that prime (3).prime(1).prime(6).prime(6).prime(6).prime(1).prime(3) + (3+1+6+6+6+1+3) = 5213131351 is prime, where (.) denotes concatenation. The next such prime is 3466643. [Bajpai]