113563518 has 8 divisors (see below), whose sum is σ = 227127048. Its totient is φ = 37854504.

The previous prime is 113563511. The next prime is 113563523. The reversal of 113563518 is 815365311.

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

113563518 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113563511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9463621 + ... + 9463632.

It is an arithmetic number, because the mean of its divisors is an integer number (28390881).

Almost surely, 2^113563518 is an apocalyptic number.

113563518 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113563518 is a wasteful number, since it uses less digits than its factorization.

113563518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18927258.

The product of its digits is 10800, while the sum is 33.

The square root of 113563518 is about 10656.6185068248. The cubic root of 113563518 is about 484.2611316547.

The spelling of 113563518 in words is "one hundred thirteen million, five hundred sixty-three thousand, five hundred eighteen".