115626945 has 64 divisors (see below), whose sum is σ = 225662976. Its totient is φ = 49351680.

The previous prime is 115626919. The next prime is 115626947. The reversal of 115626945 is 549626511.

115626945 = 442² + 443² + ... + 756².

It is not a de Polignac number, because 115626945 - 2⁶ = 115626881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115626947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 376482 + ... + 376788.

It is an arithmetic number, because the mean of its divisors is an integer number (3525984).

Almost surely, 2^115626945 is an apocalyptic number.

115626945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115626945 is a deficient number, since it is larger than the sum of its proper divisors (110036031).

115626945 is a wasteful number, since it uses less digits than its factorization.

115626945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550.

The product of its digits is 64800, while the sum is 39.

The square root of 115626945 is about 10752.9970240859. The cubic root of 115626945 is about 487.1765217627.

The spelling of 115626945 in words is "one hundred fifteen million, six hundred twenty-six thousand, nine hundred forty-five".