115945751 has 2 divisors, whose sum is σ = 115945752. Its totient is φ = 115945750.

The previous prime is 115945727. The next prime is 115945777. The reversal of 115945751 is 157549511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115945751 - 2²² = 111751447 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115945721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57972875 + 57972876.

It is an arithmetic number, because the mean of its divisors is an integer number (57972876).

Almost surely, 2^115945751 is an apocalyptic number.

115945751 is a deficient number, since it is larger than the sum of its proper divisors (1).

115945751 is an equidigital number, since it uses as much as digits as its factorization.

115945751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31500, while the sum is 38.

The square root of 115945751 is about 10767.8108731534. The cubic root of 115945751 is about 487.6238577249.

The spelling of 115945751 in words is "one hundred fifteen million, nine hundred forty-five thousand, seven hundred fifty-one".