13363139953 has 2 divisors, whose sum is σ = 13363139954. Its totient is φ = 13363139952.

The previous prime is 13363139921. The next prime is 13363139981. The reversal of 13363139953 is 35993136331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12542432049 + 820707904 = 111993^2 + 28648^2 .

It is a cyclic number.

It is not a de Polignac number, because 13363139953 - 2⁵ = 13363139921 is a prime.

It is not a weakly prime, because it can be changed into another prime (13363130953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6681569976 + 6681569977.

It is an arithmetic number, because the mean of its divisors is an integer number (6681569977).

Almost surely, 2^13363139953 is an apocalyptic number.

It is an amenable number.

13363139953 is a deficient number, since it is larger than the sum of its proper divisors (1).

13363139953 is an equidigital number, since it uses as much as digits as its factorization.

13363139953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 590490, while the sum is 46.

The spelling of 13363139953 in words is "thirteen billion, three hundred sixty-three million, one hundred thirty-nine thousand, nine hundred fifty-three".