13814375717 has 2 divisors, whose sum is σ = 13814375718. Its totient is φ = 13814375716.

The previous prime is 13814375681. The next prime is 13814375723. The reversal of 13814375717 is 71757341831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12142056481 + 1672319236 = 110191^2 + 40894^2 .

It is a cyclic number.

It is not a de Polignac number, because 13814375717 - 2⁸ = 13814375461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13814375737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6907187858 + 6907187859.

It is an arithmetic number, because the mean of its divisors is an integer number (6907187859).

Almost surely, 2^13814375717 is an apocalyptic number.

It is an amenable number.

13814375717 is a deficient number, since it is larger than the sum of its proper divisors (1).

13814375717 is an equidigital number, since it uses as much as digits as its factorization.

13814375717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 493920, while the sum is 47.

The spelling of 13814375717 in words is "thirteen billion, eight hundred fourteen million, three hundred seventy-five thousand, seven hundred seventeen".