8604615013 has 2 divisors, whose sum is σ = 8604615014. Its totient is φ = 8604615012.

The previous prime is 8604614981. The next prime is 8604615017. The reversal of 8604615013 is 3105164068.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5423880609 + 3180734404 = 73647^2 + 56398^2 .

It is a cyclic number.

It is not a de Polignac number, because 8604615013 - 2⁵ = 8604614981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8604615013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8604615017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4302307506 + 4302307507.

It is an arithmetic number, because the mean of its divisors is an integer number (4302307507).

Almost surely, 2^8604615013 is an apocalyptic number.

It is an amenable number.

8604615013 is a deficient number, since it is larger than the sum of its proper divisors (1).

8604615013 is an equidigital number, since it uses as much as digits as its factorization.

8604615013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 8604615013 is about 92761.0641001924. The cubic root of 8604615013 is about 2049.1660310314.

The spelling of 8604615013 in words is "eight billion, six hundred four million, six hundred fifteen thousand, thirteen".