113412391 has 2 divisors, whose sum is σ = 113412392. Its totient is φ = 113412390.

The previous prime is 113412367. The next prime is 113412407. The reversal of 113412391 is 193214311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113412391 - 2¹¹ = 113410343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113412331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56706195 + 56706196.

It is an arithmetic number, because the mean of its divisors is an integer number (56706196).

Almost surely, 2^113412391 is an apocalyptic number.

113412391 is a deficient number, since it is larger than the sum of its proper divisors (1).

113412391 is an equidigital number, since it uses as much as digits as its factorization.

113412391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 25.

The square root of 113412391 is about 10649.5253884856. The cubic root of 113412391 is about 484.0462227899.

The spelling of 113412391 in words is "one hundred thirteen million, four hundred twelve thousand, three hundred ninety-one".