5477
This number is a prime.
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The smallest non-palindromic prime such that it and its reversal are both one more than a perfect square: 5477 =
742 + 1 and 7745 = 882 + 1. [Gudipati]
Submitted: 2026-02-10 02:21:39; Last Modified: 2026-02-10 03:55:06.
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