13394626697 has 2 divisors, whose sum is σ = 13394626698. Its totient is φ = 13394626696.

The previous prime is 13394626643. The next prime is 13394626709. The reversal of 13394626697 is 79662649331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7928833936 + 5465792761 = 89044^2 + 73931^2 .

It is a cyclic number.

It is not a de Polignac number, because 13394626697 - 2¹⁸ = 13394364553 is a prime.

It is not a weakly prime, because it can be changed into another prime (13394626607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6697313348 + 6697313349.

It is an arithmetic number, because the mean of its divisors is an integer number (6697313349).

Almost surely, 2^13394626697 is an apocalyptic number.

It is an amenable number.

13394626697 is a deficient number, since it is larger than the sum of its proper divisors (1).

13394626697 is an equidigital number, since it uses as much as digits as its factorization.

13394626697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8817984, while the sum is 56.

The spelling of 13394626697 in words is "thirteen billion, three hundred ninety-four million, six hundred twenty-six thousand, six hundred ninety-seven".