1196089

This number is a prime.

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The smallest invertible prime p containing all of the invertible digits {0, 1, 6, 8, 9} such that reversal(p^2 + 1) and reversal(p^3 + 1) both are prime. [Bajpai]

Submitted: 2020-01-28 12:21:14; Last Modified: 2020-06-16 13:25:27.