113807489 has 2 divisors, whose sum is σ = 113807490. Its totient is φ = 113807488.

The previous prime is 113807467. The next prime is 113807497. The reversal of 113807489 is 984708311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74218225 + 39589264 = 8615^2 + 6292^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113807489 is a prime.

It is not a weakly prime, because it can be changed into another prime (113807459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56903744 + 56903745.

It is an arithmetic number, because the mean of its divisors is an integer number (56903745).

Almost surely, 2^113807489 is an apocalyptic number.

It is an amenable number.

113807489 is a deficient number, since it is larger than the sum of its proper divisors (1).

113807489 is an equidigital number, since it uses as much as digits as its factorization.

113807489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 41.

The square root of 113807489 is about 10668.0592892991. The cubic root of 113807489 is about 484.6076665586.

The spelling of 113807489 in words is "one hundred thirteen million, eight hundred seven thousand, four hundred eighty-nine".