115705657206031 has 2 divisors, whose sum is σ = 115705657206032. Its totient is φ = 115705657206030.

The previous prime is 115705657205987. The next prime is 115705657206049. The reversal of 115705657206031 is 130602756507511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115705657206031 - 2⁴⁵ = 80521285117199 is a prime.

It is a super-2 number, since 2×115705657206031² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115705657206631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57852828603015 + 57852828603016.

It is an arithmetic number, because the mean of its divisors is an integer number (57852828603016).

Almost surely, 2^{115705657206031} is an apocalyptic number.

115705657206031 is a deficient number, since it is larger than the sum of its proper divisors (1).

115705657206031 is an equidigital number, since it uses as much as digits as its factorization.

115705657206031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1323000, while the sum is 49.

The spelling of 115705657206031 in words is "one hundred fifteen trillion, seven hundred five billion, six hundred fifty-seven million, two hundred six thousand, thirty-one".