113945418 has 24 divisors (see below), whose sum is σ = 247997568. Its totient is φ = 37810152.

The previous prime is 113945417. The next prime is 113945423. The reversal of 113945418 is 814549311.

It is not an unprimeable number, because it can be changed into a prime (113945411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10180 + ... + 18207.

It is an arithmetic number, because the mean of its divisors is an integer number (10333232).

Almost surely, 2^113945418 is an apocalyptic number.

113945418 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

113945418 is an abundant number, since it is smaller than the sum of its proper divisors (134052150).

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

113945418 is a wasteful number, since it uses less digits than its factorization.

113945418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28618 (or 28615 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 113945418 is about 10674.5219096688. The cubic root of 113945418 is about 484.8033609626.

The spelling of 113945418 in words is "one hundred thirteen million, nine hundred forty-five thousand, four hundred eighteen".