13315334129 has 2 divisors, whose sum is σ = 13315334130. Its totient is φ = 13315334128.

The previous prime is 13315334113. The next prime is 13315334141. The reversal of 13315334129 is 92143351331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13167103504 + 148230625 = 114748^2 + 12175^2 .

It is a cyclic number.

It is not a de Polignac number, because 13315334129 - 2⁴ = 13315334113 is a prime.

It is not a weakly prime, because it can be changed into another prime (13315324129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6657667064 + 6657667065.

It is an arithmetic number, because the mean of its divisors is an integer number (6657667065).

Almost surely, 2^13315334129 is an apocalyptic number.

It is an amenable number.

13315334129 is a deficient number, since it is larger than the sum of its proper divisors (1).

13315334129 is an equidigital number, since it uses as much as digits as its factorization.

13315334129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160, while the sum is 35.

The spelling of 13315334129 in words is "thirteen billion, three hundred fifteen million, three hundred thirty-four thousand, one hundred twenty-nine".