113616663 has 4 divisors (see below), whose sum is σ = 151488888. Its totient is φ = 75744440.

The previous prime is 113616649. The next prime is 113616667. The reversal of 113616663 is 366616311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 366616311 = 3 ⋅122205437.

It is a cyclic number.

It is not a de Polignac number, because 113616663 - 2⁴ = 113616647 is a prime.

It is a super-2 number, since 2×113616663² = 25817492222511138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113616667) 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, 18936108 + ... + 18936113.

It is an arithmetic number, because the mean of its divisors is an integer number (37872222).

Almost surely, 2^113616663 is an apocalyptic number.

113616663 is a deficient number, since it is larger than the sum of its proper divisors (37872225).

113616663 is an equidigital number, since it uses as much as digits as its factorization.

113616663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37872224.

The product of its digits is 11664, while the sum is 33.

The square root of 113616663 is about 10659.1117359750. Note that the first 3 decimals coincide. The cubic root of 113616663 is about 484.3366607351.

The spelling of 113616663 in words is "one hundred thirteen million, six hundred sixteen thousand, six hundred sixty-three".