113132018 has 8 divisors (see below), whose sum is σ = 169898160. Its totient is φ = 56499300.

The previous prime is 113132017. The next prime is 113132027. The reversal of 113132018 is 810231311.

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

It is not an unprimeable number, because it can be changed into a prime (113132017) 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, 31208 + ... + 34643.

It is an arithmetic number, because the mean of its divisors is an integer number (21237270).

Almost surely, 2^113132018 is an apocalyptic number.

113132018 is a deficient number, since it is larger than the sum of its proper divisors (56766142).

113132018 is an equidigital number, since it uses as much as digits as its factorization.

113132018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66712.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 113132018 is about 10636.3536045019. The cubic root of 113132018 is about 483.6470145576.

Adding to 113132018 its reverse (810231311), we get a palindrome (923363329).

It can be divided in two parts, 11313 and 2018, that added together give a palindrome (13331).

The spelling of 113132018 in words is "one hundred thirteen million, one hundred thirty-two thousand, eighteen".