113778755 has 4 divisors (see below), whose sum is σ = 136534512. Its totient is φ = 91023000.

The previous prime is 113778733. The next prime is 113778779. The reversal of 113778755 is 557877311.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 113778755 - 2⁸ = 113778499 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11377871 + ... + 11377880.

It is an arithmetic number, because the mean of its divisors is an integer number (34133628).

Almost surely, 2^113778755 is an apocalyptic number.

113778755 is a deficient number, since it is larger than the sum of its proper divisors (22755757).

113778755 is an equidigital number, since it uses as much as digits as its factorization.

113778755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22755756.

The product of its digits is 205800, while the sum is 44.

The square root of 113778755 is about 10666.7124738600. The cubic root of 113778755 is about 484.5668787075.

The spelling of 113778755 in words is "one hundred thirteen million, seven hundred seventy-eight thousand, seven hundred fifty-five".