113252213 has 4 divisors (see below), whose sum is σ = 113738508. Its totient is φ = 112765920.

The previous prime is 113252203. The next prime is 113252231. The reversal of 113252213 is 312252311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 23059204 + 90193009 = 4802^2 + 9497^2 .

It is a cyclic number.

It is not a de Polignac number, because 113252213 - 2¹² = 113248117 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 (113252203) 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, 242798 + ... + 243263.

It is an arithmetic number, because the mean of its divisors is an integer number (28434627).

Almost surely, 2^113252213 is an apocalyptic number.

It is an amenable number.

113252213 is a deficient number, since it is larger than the sum of its proper divisors (486295).

113252213 is an equidigital number, since it uses as much as digits as its factorization.

113252213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486294.

The product of its digits is 360, while the sum is 20.

The square root of 113252213 is about 10642.0023021986. The cubic root of 113252213 is about 483.8182345153.

The spelling of 113252213 in words is "one hundred thirteen million, two hundred fifty-two thousand, two hundred thirteen".