1178711

This number is a prime.

Just showing those entries submitted by 'Sariyar': (Click here to show all)

+ Smallest palindromic Sophie Germain prime whose sum of digits is equal to the sum of digits of its Sophie Germain prime partner (1+1+7+8+7+1+1 = 2+3+5+7+4+2+3). [Sariyar]

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