13012302997 has 2 divisors, whose sum is σ = 13012302998. Its totient is φ = 13012302996.

The previous prime is 13012302991. The next prime is 13012303009. The reversal of 13012302997 is 79920321031.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9822990321 + 3189312676 = 99111^2 + 56474^2 .

It is a cyclic number.

It is not a de Polignac number, because 13012302997 - 2⁷ = 13012302869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13012302991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6506151498 + 6506151499.

It is an arithmetic number, because the mean of its divisors is an integer number (6506151499).

Almost surely, 2^13012302997 is an apocalyptic number.

It is an amenable number.

13012302997 is a deficient number, since it is larger than the sum of its proper divisors (1).

13012302997 is an equidigital number, since it uses as much as digits as its factorization.

13012302997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 37.

The spelling of 13012302997 in words is "thirteen billion, twelve million, three hundred two thousand, nine hundred ninety-seven".