113600551 has 4 divisors (see below), whose sum is σ = 116017632. Its totient is φ = 111183472.

The previous prime is 113600521. The next prime is 113600567. The reversal of 113600551 is 155006311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113600551 - 2⁷ = 113600423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113600521) 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 3 ways as a sum of consecutive naturals, for example, 1208470 + ... + 1208563.

It is an arithmetic number, because the mean of its divisors is an integer number (29004408).

Almost surely, 2^113600551 is an apocalyptic number.

113600551 is a deficient number, since it is larger than the sum of its proper divisors (2417081).

113600551 is an equidigital number, since it uses as much as digits as its factorization.

113600551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2417080.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 113600551 is about 10658.3559238749. The cubic root of 113600551 is about 484.3137650290.

Adding to 113600551 its reverse (155006311), we get a palindrome (268606862).

The spelling of 113600551 in words is "one hundred thirteen million, six hundred thousand, five hundred fifty-one".