113051440 has 40 divisors (see below), whose sum is σ = 274277088. Its totient is φ = 43253760.

The previous prime is 113051431. The next prime is 113051443. The reversal of 113051440 is 44150311.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (113051443) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 28881 + ... + 32560.

Almost surely, 2^113051440 is an apocalyptic number.

113051440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113051440 is an abundant number, since it is smaller than the sum of its proper divisors (161225648).

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

113051440 is a wasteful number, since it uses less digits than its factorization.

113051440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61477 (or 61471 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 113051440 is about 10632.5650715150. The cubic root of 113051440 is about 483.5321618222.

The spelling of 113051440 in words is "one hundred thirteen million, fifty-one thousand, four hundred forty".