115855923 has 4 divisors (see below), whose sum is σ = 154474568. Its totient is φ = 77237280.

The previous prime is 115855921. The next prime is 115855937. The reversal of 115855923 is 329558511.

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

It is not a de Polignac number, because 115855923 - 2¹ = 115855921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115855921) 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, 19309318 + ... + 19309323.

It is an arithmetic number, because the mean of its divisors is an integer number (38618642).

Almost surely, 2^115855923 is an apocalyptic number.

115855923 is a deficient number, since it is larger than the sum of its proper divisors (38618645).

115855923 is an equidigital number, since it uses as much as digits as its factorization.

115855923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38618644.

The product of its digits is 54000, while the sum is 39.

The square root of 115855923 is about 10763.6389292841. The cubic root of 115855923 is about 487.4978976898.

The spelling of 115855923 in words is "one hundred fifteen million, eight hundred fifty-five thousand, nine hundred twenty-three".