115955791 has 8 divisors (see below), whose sum is σ = 132812064. Its totient is φ = 99172320.

The previous prime is 115955789. The next prime is 115955797. The reversal of 115955791 is 197559511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115955791 - 2¹ = 115955789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115955797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14740 + ... + 21193.

It is an arithmetic number, because the mean of its divisors is an integer number (16601508).

Almost surely, 2^115955791 is an apocalyptic number.

115955791 is a deficient number, since it is larger than the sum of its proper divisors (16856273).

115955791 is an equidigital number, since it uses as much as digits as its factorization.

115955791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36401.

The product of its digits is 70875, while the sum is 43.

The square root of 115955791 is about 10768.2770673864. The cubic root of 115955791 is about 487.6379321294.

The spelling of 115955791 in words is "one hundred fifteen million, nine hundred fifty-five thousand, seven hundred ninety-one".