113245019 has 2 divisors, whose sum is σ = 113245020. Its totient is φ = 113245018.

The previous prime is 113245001. The next prime is 113245021. The reversal of 113245019 is 910542311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113245019 is a prime.

It is a super-2 number, since 2×113245019² = 25648868656620722, which contains 22 as substring.

Together with 113245021, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (113245039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56622509 + 56622510.

It is an arithmetic number, because the mean of its divisors is an integer number (56622510).

Almost surely, 2^113245019 is an apocalyptic number.

113245019 is a deficient number, since it is larger than the sum of its proper divisors (1).

113245019 is an equidigital number, since it uses as much as digits as its factorization.

113245019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 113245019 is about 10641.6642965281. The cubic root of 113245019 is about 483.8079899411.

The spelling of 113245019 in words is "one hundred thirteen million, two hundred forty-five thousand, nineteen".