113562513 has 8 divisors (see below), whose sum is σ = 168240800. Its totient is φ = 75708324.

The previous prime is 113562503. The next prime is 113562529. The reversal of 113562513 is 315265311.

113562513 is a `hidden beast` number, since 1 + 1 + 35 + 625 + 1 + 3 = 666.

It is not a de Polignac number, because 113562513 - 2¹³ = 113554321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4206019 = 113562513 / (1 + 1 + 3 + 5 + 6 + 2 + 5 + 1 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113562503) 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, 2102983 + ... + 2103036.

It is an arithmetic number, because the mean of its divisors is an integer number (21030100).

Almost surely, 2^113562513 is an apocalyptic number.

It is an amenable number.

113562513 is a deficient number, since it is larger than the sum of its proper divisors (54678287).

113562513 is an equidigital number, since it uses as much as digits as its factorization.

113562513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4206028 (or 4206022 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 113562513 is about 10656.5713529259. The cubic root of 113562513 is about 484.2597031329.

The spelling of 113562513 in words is "one hundred thirteen million, five hundred sixty-two thousand, five hundred thirteen".