113315251 has 8 divisors (see below), whose sum is σ = 137121120. Its totient is φ = 91413888.

The previous prime is 113315249. The next prime is 113315269. The reversal of 113315251 is 152513311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113315251 - 2¹ = 113315249 is a prime.

It is a super-2 number, since 2×113315251² = 25680692218386002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113315051) 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, 475996 + ... + 476233.

It is an arithmetic number, because the mean of its divisors is an integer number (17140140).

Almost surely, 2^113315251 is an apocalyptic number.

113315251 is a deficient number, since it is larger than the sum of its proper divisors (23805869).

113315251 is an equidigital number, since it uses as much as digits as its factorization.

113315251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952253.

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

The square root of 113315251 is about 10644.9636448416. The cubic root of 113315251 is about 483.9079848641.

Adding to 113315251 its reverse (152513311), we get a palindrome (265828562).

It can be divided in two parts, 1133 and 15251, that added together give a 14-th power (16384 = 2¹⁴).

The spelling of 113315251 in words is "one hundred thirteen million, three hundred fifteen thousand, two hundred fifty-one".