113400784 has 20 divisors (see below), whose sum is σ = 251101984. Its totient is φ = 48600288.

The previous prime is 113400779. The next prime is 113400799. The reversal of 113400784 is 487004311.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506142 + ... + 506365.

Almost surely, 2^113400784 is an apocalyptic number.

113400784 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

113400784 is an abundant number, since it is smaller than the sum of its proper divisors (137701200).

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

113400784 is a wasteful number, since it uses less digits than its factorization.

113400784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012522 (or 1012516 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 113400784 is about 10648.9804206788. The cubic root of 113400784 is about 484.0297092616.

The spelling of 113400784 in words is "one hundred thirteen million, four hundred thousand, seven hundred eighty-four".