115623012 has 24 divisors (see below), whose sum is σ = 270125856. Its totient is φ = 38492608.

The previous prime is 115623007. The next prime is 115623017. The reversal of 115623012 is 210326511.

115623012 is an esthetic number in base 4, because in such base its adjacent digits differ by 1.

It is an interprime number because it is at equal distance from previous prime (115623007) and next prime (115623017).

It is a self number, because there is not a number n which added to its sum of digits gives 115623012.

It is not an unprimeable number, because it can be changed into a prime (115623017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4663 + ... + 15905.

It is an arithmetic number, because the mean of its divisors is an integer number (11255244).

Almost surely, 2^115623012 is an apocalyptic number.

115623012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115623012 is an abundant number, since it is smaller than the sum of its proper divisors (154502844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115623012 is a wasteful number, since it uses less digits than its factorization.

115623012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12107 (or 12105 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 115623012 is about 10752.8141432836. The cubic root of 115623012 is about 487.1709980013.

Adding to 115623012 its reverse (210326511), we get a palindrome (325949523).

The spelling of 115623012 in words is "one hundred fifteen million, six hundred twenty-three thousand, twelve".