12354997013 has 2 divisors, whose sum is σ = 12354997014. Its totient is φ = 12354997012.

The previous prime is 12354996989. The next prime is 12354997051. The reversal of 12354997013 is 31079945321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10453426564 + 1901570449 = 102242^2 + 43607^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12354997013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12354997063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6177498506 + 6177498507.

It is an arithmetic number, because the mean of its divisors is an integer number (6177498507).

Almost surely, 2^12354997013 is an apocalyptic number.

It is an amenable number.

12354997013 is a deficient number, since it is larger than the sum of its proper divisors (1).

12354997013 is an equidigital number, since it uses as much as digits as its factorization.

12354997013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 44.

The spelling of 12354997013 in words is "twelve billion, three hundred fifty-four million, nine hundred ninety-seven thousand, thirteen".