113117783 has 4 divisors (see below), whose sum is σ = 113931720. Its totient is φ = 112303848.

The previous prime is 113117761. The next prime is 113117801. The reversal of 113117783 is 387711311.

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

It is a cyclic number.

It is not a de Polignac number, because 113117783 - 2²⁰ = 112069207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113117713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406760 + ... + 407037.

It is an arithmetic number, because the mean of its divisors is an integer number (28482930).

Almost surely, 2^113117783 is an apocalyptic number.

113117783 is a deficient number, since it is larger than the sum of its proper divisors (813937).

113117783 is an equidigital number, since it uses as much as digits as its factorization.

113117783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813936.

The product of its digits is 3528, while the sum is 32.

The square root of 113117783 is about 10635.6844161530. The cubic root of 113117783 is about 483.6267285114.

Adding to 113117783 its product of digits (3528), we get a palindrome (113121311).

The spelling of 113117783 in words is "one hundred thirteen million, one hundred seventeen thousand, seven hundred eighty-three".