113911785 has 64 divisors (see below), whose sum is σ = 222888960. Its totient is φ = 54846720.

The previous prime is 113911769. The next prime is 113911813. The reversal of 113911785 is 587119311.

It is not a de Polignac number, because 113911785 - 2⁴ = 113911769 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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, 81795 + ... + 83175.

It is an arithmetic number, because the mean of its divisors is an integer number (3482640).

Almost surely, 2^113911785 is an apocalyptic number.

113911785 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113911785 is a deficient number, since it is larger than the sum of its proper divisors (108977175).

113911785 is a wasteful number, since it uses less digits than its factorization.

113911785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455 (or 1449 counting only the distinct ones).

The product of its digits is 7560, while the sum is 36.

The square root of 113911785 is about 10672.9464066864. The cubic root of 113911785 is about 484.7556568475.

The spelling of 113911785 in words is "one hundred thirteen million, nine hundred eleven thousand, seven hundred eighty-five".