113237918 has 8 divisors (see below), whose sum is σ = 179848512. Its totient is φ = 53288416.

The previous prime is 113237909. The next prime is 113237921. The reversal of 113237918 is 819732311.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1665230 + ... + 1665297.

It is an arithmetic number, because the mean of its divisors is an integer number (22481064).

Almost surely, 2^113237918 is an apocalyptic number.

113237918 is a deficient number, since it is larger than the sum of its proper divisors (66610594).

113237918 is a wasteful number, since it uses less digits than its factorization.

113237918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3330546.

The product of its digits is 9072, while the sum is 35.

The square root of 113237918 is about 10641.3306498765. The cubic root of 113237918 is about 483.7978773776.

The spelling of 113237918 in words is "one hundred thirteen million, two hundred thirty-seven thousand, nine hundred eighteen".