113644111 has 8 divisors (see below), whose sum is σ = 136714880. Its totient is φ = 92282328.

The previous prime is 113644051. The next prime is 113644177. The reversal of 113644111 is 111446311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113644111 - 2⁹ = 113643599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113644511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 427101 + ... + 427366.

It is an arithmetic number, because the mean of its divisors is an integer number (17089360).

Almost surely, 2^113644111 is an apocalyptic number.

113644111 is a deficient number, since it is larger than the sum of its proper divisors (23070769).

113644111 is an equidigital number, since it uses as much as digits as its factorization.

113644111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854493.

The product of its digits is 288, while the sum is 22.

The square root of 113644111 is about 10660.3991951521. The cubic root of 113644111 is about 484.3756603030.

The spelling of 113644111 in words is "one hundred thirteen million, six hundred forty-four thousand, one hundred eleven".