113400090 has 48 divisors (see below), whose sum is σ = 295371648. Its totient is φ = 30185568.

The previous prime is 113400071. The next prime is 113400103. The reversal of 113400090 is 90004311.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86379 + ... + 87681.

It is an arithmetic number, because the mean of its divisors is an integer number (6153576).

Almost surely, 2^113400090 is an apocalyptic number.

113400090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113400090 is an abundant number, since it is smaller than the sum of its proper divisors (181971558).

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

113400090 is a wasteful number, since it uses less digits than its factorization.

113400090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283 (or 2280 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 113400090 is about 10648.9478353497. The cubic root of 113400090 is about 484.0287218572.

The spelling of 113400090 in words is "one hundred thirteen million, four hundred thousand, ninety".