113527720 has 32 divisors (see below), whose sum is σ = 255742920. Its totient is φ = 45356800.

The previous prime is 113527703. The next prime is 113527723. The reversal of 113527720 is 27725311.

It can be written as a sum of positive squares in 4 ways, for example, as 87497316 + 26030404 = 9354^2 + 5102^2 .

It is not an unprimeable number, because it can be changed into a prime (113527723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58770 + ... + 60670.

Almost surely, 2^113527720 is an apocalyptic number.

113527720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113527720 is an abundant number, since it is smaller than the sum of its proper divisors (142215200).

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

113527720 is a wasteful number, since it uses less digits than its factorization.

113527720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3405 (or 3401 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 113527720 is about 10654.9387609690. The cubic root of 113527720 is about 484.2102426540.

The spelling of 113527720 in words is "one hundred thirteen million, five hundred twenty-seven thousand, seven hundred twenty".