113499391 has 2 divisors, whose sum is σ = 113499392. Its totient is φ = 113499390.

The previous prime is 113499371. The next prime is 113499413. The reversal of 113499391 is 193994311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113499391 - 2¹¹ = 113497343 is a prime.

It is a super-2 number, since 2×113499391² = 25764223514741762, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113499311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56749695 + 56749696.

It is an arithmetic number, because the mean of its divisors is an integer number (56749696).

Almost surely, 2^113499391 is an apocalyptic number.

113499391 is a deficient number, since it is larger than the sum of its proper divisors (1).

113499391 is an equidigital number, since it uses as much as digits as its factorization.

113499391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26244, while the sum is 40.

The square root of 113499391 is about 10653.6092945067. The cubic root of 113499391 is about 484.1699637010.

The spelling of 113499391 in words is "one hundred thirteen million, four hundred ninety-nine thousand, three hundred ninety-one".