13315521351 has 24 divisors (see below), whose sum is σ = 19537934080. Its totient is φ = 8060429520.

The previous prime is 13315521301. The next prime is 13315521379. The reversal of 13315521351 is 15312551331.

It is not a de Polignac number, because 13315521351 - 2¹¹ = 13315519303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13315521301) 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 in 23 ways as a sum of consecutive naturals, for example, 290466 + ... + 333168.

Almost surely, 2^13315521351 is an apocalyptic number.

13315521351 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13315521351 is a deficient number, since it is larger than the sum of its proper divisors (6222412729).

13315521351 is a wasteful number, since it uses less digits than its factorization.

13315521351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43587 (or 43576 counting only the distinct ones).

The product of its digits is 6750, while the sum is 30.

The spelling of 13315521351 in words is "thirteen billion, three hundred fifteen million, five hundred twenty-one thousand, three hundred fifty-one".