13139651363 has 2 divisors, whose sum is σ = 13139651364. Its totient is φ = 13139651362.

The previous prime is 13139651309. The next prime is 13139651387. The reversal of 13139651363 is 36315693131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13139651363 - 2²⁰ = 13138602787 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13139651363.

It is not a weakly prime, because it can be changed into another prime (13139651563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6569825681 + 6569825682.

It is an arithmetic number, because the mean of its divisors is an integer number (6569825682).

Almost surely, 2^13139651363 is an apocalyptic number.

13139651363 is a deficient number, since it is larger than the sum of its proper divisors (1).

13139651363 is an equidigital number, since it uses as much as digits as its factorization.

13139651363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 131220, while the sum is 41.

The spelling of 13139651363 in words is "thirteen billion, one hundred thirty-nine million, six hundred fifty-one thousand, three hundred sixty-three".