113411231 has 2 divisors, whose sum is σ = 113411232. Its totient is φ = 113411230.

The previous prime is 113411227. The next prime is 113411251. The reversal of 113411231 is 132114311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113411231 - 2² = 113411227 is a prime.

It is a super-2 number, since 2×113411231² = 25724214633870722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113411251) 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 as a sum of consecutive naturals, namely, 56705615 + 56705616.

It is an arithmetic number, because the mean of its divisors is an integer number (56705616).

Almost surely, 2^113411231 is an apocalyptic number.

113411231 is a deficient number, since it is larger than the sum of its proper divisors (1).

113411231 is an equidigital number, since it uses as much as digits as its factorization.

113411231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72, while the sum is 17.

The square root of 113411231 is about 10649.4709258254. The cubic root of 113411231 is about 484.0445724837.

Adding to 113411231 its reverse (132114311), we get a palindrome (245525542).

It can be divided in two parts, 113411 and 231, that multiplied together give a triangular number (26197941 = T₇₂₃₈).

The spelling of 113411231 in words is "one hundred thirteen million, four hundred eleven thousand, two hundred thirty-one".