13373536129 has 2 divisors, whose sum is σ = 13373536130. Its totient is φ = 13373536128.

The previous prime is 13373536079. The next prime is 13373536153. The reversal of 13373536129 is 92163537331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9695356225 + 3678179904 = 98465^2 + 60648^2 .

It is a cyclic number.

It is not a de Polignac number, because 13373536129 - 2¹⁵ = 13373503361 is a prime.

It is not a weakly prime, because it can be changed into another prime (13373536159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6686768064 + 6686768065.

It is an arithmetic number, because the mean of its divisors is an integer number (6686768065).

Almost surely, 2^13373536129 is an apocalyptic number.

It is an amenable number.

13373536129 is a deficient number, since it is larger than the sum of its proper divisors (1).

13373536129 is an equidigital number, since it uses as much as digits as its factorization.

13373536129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 306180, while the sum is 43.

The spelling of 13373536129 in words is "thirteen billion, three hundred seventy-three million, five hundred thirty-six thousand, one hundred twenty-nine".