113218743 has 16 divisors (see below), whose sum is σ = 165779712. Its totient is φ = 68160000.

The previous prime is 113218709. The next prime is 113218757. The reversal of 113218743 is 347812311.

It is not a de Polignac number, because 113218743 - 2¹³ = 113210551 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113218743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113218783) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6378 + ... + 16343.

It is an arithmetic number, because the mean of its divisors is an integer number (10361232).

Almost surely, 2^113218743 is an apocalyptic number.

113218743 is a deficient number, since it is larger than the sum of its proper divisors (52560969).

113218743 is a wasteful number, since it uses less digits than its factorization.

113218743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22886.

The product of its digits is 4032, while the sum is 30.

The square root of 113218743 is about 10640.4296435811. The cubic root of 113218743 is about 483.7705680683.

The spelling of 113218743 in words is "one hundred thirteen million, two hundred eighteen thousand, seven hundred forty-three".