115936091 has 2 divisors, whose sum is σ = 115936092. Its totient is φ = 115936090.

The previous prime is 115936087. The next prime is 115936097. The reversal of 115936091 is 190639511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115936091 - 2² = 115936087 is a prime.

It is not a weakly prime, because it can be changed into another prime (115936097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57968045 + 57968046.

It is an arithmetic number, because the mean of its divisors is an integer number (57968046).

Almost surely, 2^115936091 is an apocalyptic number.

115936091 is a deficient number, since it is larger than the sum of its proper divisors (1).

115936091 is an equidigital number, since it uses as much as digits as its factorization.

115936091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7290, while the sum is 35.

The square root of 115936091 is about 10767.3623046687. The cubic root of 115936091 is about 487.6103152499.

The spelling of 115936091 in words is "one hundred fifteen million, nine hundred thirty-six thousand, ninety-one".