12246661313 has 2 divisors, whose sum is σ = 12246661314. Its totient is φ = 12246661312.

The previous prime is 12246661307. The next prime is 12246661327. The reversal of 12246661313 is 31316664221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11575177744 + 671483569 = 107588^2 + 25913^2 .

It is a cyclic number.

It is not a de Polignac number, because 12246661313 - 2⁶ = 12246661249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12246661333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6123330656 + 6123330657.

It is an arithmetic number, because the mean of its divisors is an integer number (6123330657).

Almost surely, 2^12246661313 is an apocalyptic number.

It is an amenable number.

12246661313 is a deficient number, since it is larger than the sum of its proper divisors (1).

12246661313 is an equidigital number, since it uses as much as digits as its factorization.

12246661313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 35.

The spelling of 12246661313 in words is "twelve billion, two hundred forty-six million, six hundred sixty-one thousand, three hundred thirteen".