113413231 has 8 divisors (see below), whose sum is σ = 116825984. Its totient is φ = 110035800.

The previous prime is 113413217. The next prime is 113413243. The reversal of 113413231 is 132314311.

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 113413231 - 2¹⁹ = 112888943 is a prime.

It is a super-2 number, since 2×113413231² = 25725121931718722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113413199 and 113413208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113413271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2241 + ... + 15226.

It is an arithmetic number, because the mean of its divisors is an integer number (14603248).

Almost surely, 2^113413231 is an apocalyptic number.

113413231 is a deficient number, since it is larger than the sum of its proper divisors (3412753).

113413231 is a wasteful number, since it uses less digits than its factorization.

113413231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17661.

The product of its digits is 216, while the sum is 19.

The square root of 113413231 is about 10649.5648267899. The cubic root of 113413231 is about 484.0474178323.

Adding to 113413231 its reverse (132314311), we get a palindrome (245727542).

It can be divided in two parts, 1134 and 13231, that added together give a triangular number (14365 = T₁₆₉).

The spelling of 113413231 in words is "one hundred thirteen million, four hundred thirteen thousand, two hundred thirty-one".