115528023 has 24 divisors (see below), whose sum is σ = 184574208. Its totient is φ = 69170112.

The previous prime is 115528013. The next prime is 115528027. The reversal of 115528023 is 320825511.

It is a happy number.

115528023 is a `hidden beast` number, since 11 + 552 + 80 + 23 = 666.

It is not a de Polignac number, because 115528023 - 2⁵ = 115527991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115528027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9015 + ... + 17672.

It is an arithmetic number, because the mean of its divisors is an integer number (7690592).

Almost surely, 2^115528023 is an apocalyptic number.

115528023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

115528023 is a deficient number, since it is larger than the sum of its proper divisors (69046185).

115528023 is a wasteful number, since it uses less digits than its factorization.

115528023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26743 (or 26740 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 115528023 is about 10748.3962989834. The cubic root of 115528023 is about 487.0375511974.

The spelling of 115528023 in words is "one hundred fifteen million, five hundred twenty-eight thousand, twenty-three".