12652445317 has 2 divisors, whose sum is σ = 12652445318. Its totient is φ = 12652445316.

The previous prime is 12652445303. The next prime is 12652445411. The reversal of 12652445317 is 71354425621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9572861281 + 3079584036 = 97841^2 + 55494^2 .

It is a cyclic number.

It is not a de Polignac number, because 12652445317 - 2⁷ = 12652445189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12652445317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12652445417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6326222658 + 6326222659.

It is an arithmetic number, because the mean of its divisors is an integer number (6326222659).

Almost surely, 2^12652445317 is an apocalyptic number.

It is an amenable number.

12652445317 is a deficient number, since it is larger than the sum of its proper divisors (1).

12652445317 is an equidigital number, since it uses as much as digits as its factorization.

12652445317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 40.

The spelling of 12652445317 in words is "twelve billion, six hundred fifty-two million, four hundred forty-five thousand, three hundred seventeen".