113157111 has 8 divisors (see below), whose sum is σ = 150951024. Its totient is φ = 75400640.

The previous prime is 113157097. The next prime is 113157119. The reversal of 113157111 is 111751311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113157111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113157119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1320 + ... + 15101.

It is an arithmetic number, because the mean of its divisors is an integer number (18868878).

Almost surely, 2^113157111 is an apocalyptic number.

113157111 is a deficient number, since it is larger than the sum of its proper divisors (37793913).

113157111 is a wasteful number, since it uses less digits than its factorization.

113157111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18721.

The product of its digits is 105, while the sum is 21.

The square root of 113157111 is about 10637.5331256829. The cubic root of 113157111 is about 483.6827700039.

The spelling of 113157111 in words is "one hundred thirteen million, one hundred fifty-seven thousand, one hundred eleven".