115913051 has 4 divisors (see below), whose sum is σ = 115935000. Its totient is φ = 115891104.

The previous prime is 115913041. The next prime is 115913081. The reversal of 115913051 is 150319511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115913051 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 115913051.

It is not an unprimeable number, because it can be changed into a prime (115913011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2300 + ... + 15398.

It is an arithmetic number, because the mean of its divisors is an integer number (28983750).

Almost surely, 2^115913051 is an apocalyptic number.

115913051 is a deficient number, since it is larger than the sum of its proper divisors (21949).

115913051 is an equidigital number, since it uses as much as digits as its factorization.

115913051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21948.

The product of its (nonzero) digits is 675, while the sum is 26.

The square root of 115913051 is about 10766.2923515944. The cubic root of 115913051 is about 487.5780121484.

The spelling of 115913051 in words is "one hundred fifteen million, nine hundred thirteen thousand, fifty-one".