115956645 has 64 divisors (see below), whose sum is σ = 221944320. Its totient is φ = 50577408.

The previous prime is 115956637. The next prime is 115956667. The reversal of 115956645 is 546659511.

It is not a de Polignac number, because 115956645 - 2³ = 115956637 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 115956597 and 115956606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 343917 + ... + 344253.

It is an arithmetic number, because the mean of its divisors is an integer number (3467880).

Almost surely, 2^115956645 is an apocalyptic number.

115956645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115956645 is a deficient number, since it is larger than the sum of its proper divisors (105987675).

115956645 is a wasteful number, since it uses less digits than its factorization.

115956645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494.

The product of its digits is 162000, while the sum is 42.

The square root of 115956645 is about 10768.3167208250. The cubic root of 115956645 is about 487.6391292574.

The spelling of 115956645 in words is "one hundred fifteen million, nine hundred fifty-six thousand, six hundred forty-five".