115840755 has 12 divisors (see below), whose sum is σ = 200790720. Its totient is φ = 61781712.

The previous prime is 115840733. The next prime is 115840783. The reversal of 115840755 is 557048511.

115840755 is a `hidden beast` number, since 1 + 1 + 584 + 0 + 75 + 5 = 666.

It is not a de Polignac number, because 115840755 - 2⁶ = 115840691 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1287075 + ... + 1287164.

It is an arithmetic number, because the mean of its divisors is an integer number (16732560).

Almost surely, 2^115840755 is an apocalyptic number.

115840755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115840755 is a deficient number, since it is larger than the sum of its proper divisors (84949965).

115840755 is a wasteful number, since it uses less digits than its factorization.

115840755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2574250 (or 2574247 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 36.

The square root of 115840755 is about 10762.9343117943. The cubic root of 115840755 is about 487.4766221531.

The spelling of 115840755 in words is "one hundred fifteen million, eight hundred forty thousand, seven hundred fifty-five".