13115496211 has 2 divisors, whose sum is σ = 13115496212. Its totient is φ = 13115496210.

The previous prime is 13115496203. The next prime is 13115496269. The reversal of 13115496211 is 11269451131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13115496211 - 2³ = 13115496203 is a prime.

It is not a weakly prime, because it can be changed into another prime (13115490211) 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, 6557748105 + 6557748106.

It is an arithmetic number, because the mean of its divisors is an integer number (6557748106).

Almost surely, 2^13115496211 is an apocalyptic number.

13115496211 is a deficient number, since it is larger than the sum of its proper divisors (1).

13115496211 is an equidigital number, since it uses as much as digits as its factorization.

13115496211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 34.

The spelling of 13115496211 in words is "thirteen billion, one hundred fifteen million, four hundred ninety-six thousand, two hundred eleven".