1294584340434854921

This number is a prime.

                                                        129458434 0434854921

+ The smallest palindromic prime that remains prime if the middle digit is replaced by each of six other digits (in this case 2, 3, 5, 6, 8, or 9). [Caldwell]

Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell