13070399737 has 2 divisors, whose sum is σ = 13070399738. Its totient is φ = 13070399736.

The previous prime is 13070399723. The next prime is 13070399743. The reversal of 13070399737 is 73799307031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11628602896 + 1441796841 = 107836^2 + 37971^2 .

It is a cyclic number.

It is not a de Polignac number, because 13070399737 - 2⁷ = 13070399609 is a prime.

It is not a weakly prime, because it can be changed into another prime (13070399777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6535199868 + 6535199869.

It is an arithmetic number, because the mean of its divisors is an integer number (6535199869).

Almost surely, 2^13070399737 is an apocalyptic number.

It is an amenable number.

13070399737 is a deficient number, since it is larger than the sum of its proper divisors (1).

13070399737 is an equidigital number, since it uses as much as digits as its factorization.

13070399737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750141, while the sum is 49.

The spelling of 13070399737 in words is "thirteen billion, seventy million, three hundred ninety-nine thousand, seven hundred thirty-seven".