13204305073 has 2 divisors, whose sum is σ = 13204305074. Its totient is φ = 13204305072.

The previous prime is 13204305031. The next prime is 13204305089. The reversal of 13204305073 is 37050340231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13025200384 + 179104689 = 114128^2 + 13383^2 .

It is a cyclic number.

It is not a de Polignac number, because 13204305073 - 2²⁵ = 13170750641 is a prime.

It is not a weakly prime, because it can be changed into another prime (13204305473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6602152536 + 6602152537.

It is an arithmetic number, because the mean of its divisors is an integer number (6602152537).

Almost surely, 2^13204305073 is an apocalyptic number.

It is an amenable number.

13204305073 is a deficient number, since it is larger than the sum of its proper divisors (1).

13204305073 is an equidigital number, since it uses as much as digits as its factorization.

13204305073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 28.

The spelling of 13204305073 in words is "thirteen billion, two hundred four million, three hundred five thousand, seventy-three".