113700720 has 80 divisors (see below), whose sum is σ = 402831360. Its totient is φ = 25988352.

The previous prime is 113700703. The next prime is 113700721. The reversal of 113700720 is 27007311.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113700721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32160 + ... + 35519.

It is an arithmetic number, because the mean of its divisors is an integer number (5035392).

Almost surely, 2^113700720 is an apocalyptic number.

113700720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113700720 is an abundant number, since it is smaller than the sum of its proper divisors (289130640).

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

113700720 is a wasteful number, since it uses less digits than its factorization.

113700720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67702 (or 67696 counting only the distinct ones).

The product of its (nonzero) digits is 294, while the sum is 21.

The square root of 113700720 is about 10663.0539715412. The cubic root of 113700720 is about 484.4560735331.

The spelling of 113700720 in words is "one hundred thirteen million, seven hundred thousand, seven hundred twenty".