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+ The only known palindromic prime which has two representations of the form m*reverse(m) + 1. [Firoozbakht]

+ The smallest palindromic prime that contains each of the cube digits only. [Gupta]

+ The smallest strobogrammatic prime whose square (1016066016001) contains only invertible digits. [Bajpai]

+ The smallest strobogrammatic prime p such that (p^(2+3+5)+(7+11)) is prime. [Bajpai]




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