113842645 has 16 divisors (see below), whose sum is σ = 156349440. Its totient is φ = 77952384.

The previous prime is 113842643. The next prime is 113842649. The reversal of 113842645 is 546248311.

It is a cyclic number.

It is not a de Polignac number, because 113842645 - 2¹ = 113842643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113842645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113842643) 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, 28321 + ... + 32089.

It is an arithmetic number, because the mean of its divisors is an integer number (9771840).

Almost surely, 2^113842645 is an apocalyptic number.

It is an amenable number.

113842645 is a deficient number, since it is larger than the sum of its proper divisors (42506795).

113842645 is an equidigital number, since it uses as much as digits as its factorization.

113842645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4644.

The product of its digits is 23040, while the sum is 34.

The square root of 113842645 is about 10669.7068844463. The cubic root of 113842645 is about 484.6575610875.

The spelling of 113842645 in words is "one hundred thirteen million, eight hundred forty-two thousand, six hundred forty-five".