13013219953 has 2 divisors, whose sum is σ = 13013219954. Its totient is φ = 13013219952.

The previous prime is 13013219927. The next prime is 13013220089. The reversal of 13013219953 is 35991231031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12664576369 + 348643584 = 112537^2 + 18672^2 .

It is a cyclic number.

It is not a de Polignac number, because 13013219953 - 2⁹ = 13013219441 is a prime.

It is not a weakly prime, because it can be changed into another prime (13013219353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6506609976 + 6506609977.

It is an arithmetic number, because the mean of its divisors is an integer number (6506609977).

Almost surely, 2^13013219953 is an apocalyptic number.

It is an amenable number.

13013219953 is a deficient number, since it is larger than the sum of its proper divisors (1).

13013219953 is an equidigital number, since it uses as much as digits as its factorization.

13013219953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21870, while the sum is 37.

The spelling of 13013219953 in words is "thirteen billion, thirteen million, two hundred nineteen thousand, nine hundred fifty-three".