115970251 has 2 divisors, whose sum is σ = 115970252. Its totient is φ = 115970250.

The previous prime is 115970237. The next prime is 115970273. The reversal of 115970251 is 152079511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115970251 - 2⁵ = 115970219 is a prime.

It is not a weakly prime, because it can be changed into another prime (115970951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57985125 + 57985126.

It is an arithmetic number, because the mean of its divisors is an integer number (57985126).

Almost surely, 2^115970251 is an apocalyptic number.

115970251 is a deficient number, since it is larger than the sum of its proper divisors (1).

115970251 is an equidigital number, since it uses as much as digits as its factorization.

115970251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3150, while the sum is 31.

The square root of 115970251 is about 10768.9484630580. The cubic root of 115970251 is about 487.6582012089.

The spelling of 115970251 in words is "one hundred fifteen million, nine hundred seventy thousand, two hundred fifty-one".