115952089 has 16 divisors (see below), whose sum is σ = 128240640. Its totient is φ = 103968000.

The previous prime is 115952069. The next prime is 115952093. The reversal of 115952089 is 980259511.

It is a cyclic number.

It is not a de Polignac number, because 115952089 - 2²³ = 107563481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115952029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 481009 + ... + 481249.

It is an arithmetic number, because the mean of its divisors is an integer number (8015040).

Almost surely, 2^115952089 is an apocalyptic number.

It is an amenable number.

115952089 is a deficient number, since it is larger than the sum of its proper divisors (12288551).

115952089 is a wasteful number, since it uses less digits than its factorization.

115952089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672.

The product of its (nonzero) digits is 32400, while the sum is 40.

The square root of 115952089 is about 10768.1051722204. The cubic root of 115952089 is about 487.6327426378.

The spelling of 115952089 in words is "one hundred fifteen million, nine hundred fifty-two thousand, eighty-nine".