2517329957 has 2 divisors, whose sum is σ = 2517329958. Its totient is φ = 2517329956.

The previous prime is 2517329887. The next prime is 2517329977. The reversal of 2517329957 is 7599237152.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1985058916 + 532271041 = 44554^2 + 23071^2 .

It is a cyclic number.

It is not a de Polignac number, because 2517329957 - 2⁸ = 2517329701 is a prime.

It is a super-2 number, since 2×2517329957² = 12673900224819243698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2517329977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1258664978 + 1258664979.

It is an arithmetic number, because the mean of its divisors is an integer number (1258664979).

Almost surely, 2^2517329957 is an apocalyptic number.

It is an amenable number.

2517329957 is a deficient number, since it is larger than the sum of its proper divisors (1).

2517329957 is an equidigital number, since it uses as much as digits as its factorization.

2517329957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1190700, while the sum is 50.

The square root of 2517329957 is about 50173.0002790345. Note that the first 3 decimals coincide. The cubic root of 2517329957 is about 1360.3376391005.

The spelling of 2517329957 in words is "two billion, five hundred seventeen million, three hundred twenty-nine thousand, nine hundred fifty-seven".