113253551 has 4 divisors (see below), whose sum is σ = 113331504. Its totient is φ = 113175600.

The previous prime is 113253523. The next prime is 113253557. The reversal of 113253551 is 155352311.

It is a happy number.

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 113253551 - 2¹⁰ = 113252527 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113253551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113253557) 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, 36755 + ... + 39716.

It is an arithmetic number, because the mean of its divisors is an integer number (28332876).

Almost surely, 2^113253551 is an apocalyptic number.

113253551 is a deficient number, since it is larger than the sum of its proper divisors (77953).

113253551 is an equidigital number, since it uses as much as digits as its factorization.

113253551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77952.

The product of its digits is 2250, while the sum is 26.

The square root of 113253551 is about 10642.0651661226. The cubic root of 113253551 is about 483.8201398386.

The spelling of 113253551 in words is "one hundred thirteen million, two hundred fifty-three thousand, five hundred fifty-one".