113156663 has 4 divisors (see below), whose sum is σ = 114277128. Its totient is φ = 112036200.

The previous prime is 113156633. The next prime is 113156669. The reversal of 113156663 is 366651311.

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 113156663 - 2¹⁸ = 112894519 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 (113156669) 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, 560081 + ... + 560282.

It is an arithmetic number, because the mean of its divisors is an integer number (28569282).

Almost surely, 2^113156663 is an apocalyptic number.

113156663 is a deficient number, since it is larger than the sum of its proper divisors (1120465).

113156663 is a wasteful number, since it uses less digits than its factorization.

113156663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120464.

The product of its digits is 9720, while the sum is 32.

The square root of 113156663 is about 10637.5120681483. The cubic root of 113156663 is about 483.6821316873.

The spelling of 113156663 in words is "one hundred thirteen million, one hundred fifty-six thousand, six hundred sixty-three".