115070257 has 2 divisors, whose sum is σ = 115070258. Its totient is φ = 115070256.

The previous prime is 115070239. The next prime is 115070299. The reversal of 115070257 is 752070511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62710561 + 52359696 = 7919^2 + 7236^2 .

It is a cyclic number.

It is not a de Polignac number, because 115070257 - 2⁷ = 115070129 is a prime.

It is not a weakly prime, because it can be changed into another prime (115070957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57535128 + 57535129.

It is an arithmetic number, because the mean of its divisors is an integer number (57535129).

Almost surely, 2^115070257 is an apocalyptic number.

It is an amenable number.

115070257 is a deficient number, since it is larger than the sum of its proper divisors (1).

115070257 is an equidigital number, since it uses as much as digits as its factorization.

115070257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2450, while the sum is 28.

The square root of 115070257 is about 10727.0805441182. The cubic root of 115070257 is about 486.3934236351.

The spelling of 115070257 in words is "one hundred fifteen million, seventy thousand, two hundred fifty-seven".