113000009 has 2 divisors, whose sum is σ = 113000010. Its totient is φ = 113000008.

The previous prime is 112999981. The next prime is 113000023. The reversal of 113000009 is 900000311.

It is an a-pointer prime, because the next prime (113000023) can be obtained adding 113000009 to its sum of digits (14).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99102025 + 13897984 = 9955^2 + 3728^2 .

It is a cyclic number.

It is not a de Polignac number, because 113000009 - 2⁸ = 112999753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112999957 and 113000002.

It is not a weakly prime, because it can be changed into another prime (113000509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56500004 + 56500005.

It is an arithmetic number, because the mean of its divisors is an integer number (56500005).

Almost surely, 2^113000009 is an apocalyptic number.

It is an amenable number.

113000009 is a deficient number, since it is larger than the sum of its proper divisors (1).

113000009 is an equidigital number, since it uses as much as digits as its factorization.

113000009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 113000009 is about 10630.1462360590. The cubic root of 113000009 is about 483.4588255464.

The spelling of 113000009 in words is "one hundred thirteen million, nine", and thus it is an aban number.