This number is a prime.

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

+ The smallest happy number which is a multidigit palindromic prime. [Gupta]

+ The sum of the largest Fibonacci square (144) and the largest Pell square (169). [Gupta]

+ Smallest multidigit palindromic prime whose English name contain prime number of letters (i.e., "Three hundred and thirteen" contain 23 letters). Also 23 is smallest multidigit prime whose English name contain palindromic prime number of letters. [Gupta]

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