113512319 has 2 divisors, whose sum is σ = 113512320. Its totient is φ = 113512318.

The previous prime is 113512279. The next prime is 113512339. The reversal of 113512319 is 913215311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113512319 - 2¹⁶ = 113446783 is a prime.

It is a super-2 number, since 2×113512319² = 25770093129515522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113512339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56756159 + 56756160.

It is an arithmetic number, because the mean of its divisors is an integer number (56756160).

Almost surely, 2^113512319 is an apocalyptic number.

113512319 is a deficient number, since it is larger than the sum of its proper divisors (1).

113512319 is an equidigital number, since it uses as much as digits as its factorization.

113512319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 810, while the sum is 26.

The square root of 113512319 is about 10654.2160199613. The cubic root of 113512319 is about 484.1883459190.

The spelling of 113512319 in words is "one hundred thirteen million, five hundred twelve thousand, three hundred nineteen".