13321249115 has 16 divisors (see below), whose sum is σ = 16494952320. Its totient is φ = 10321159680.

The previous prime is 13321249111. The next prime is 13321249169. The reversal of 13321249115 is 51194212331.

It is not a de Polignac number, because 13321249115 - 2² = 13321249111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13321249111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209075 + ... + 265244.

It is an arithmetic number, because the mean of its divisors is an integer number (1030934520).

Almost surely, 2^13321249115 is an apocalyptic number.

13321249115 is a deficient number, since it is larger than the sum of its proper divisors (3173703205).

13321249115 is a wasteful number, since it uses less digits than its factorization.

13321249115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474502.

The product of its digits is 6480, while the sum is 32.

The spelling of 13321249115 in words is "thirteen billion, three hundred twenty-one million, two hundred forty-nine thousand, one hundred fifteen".