13518916 has 6 divisors (see below), whose sum is σ = 23658110. Its totient is φ = 6759456.

The previous prime is 13518887. The next prime is 13518977. The reversal of 13518916 is 61981531.

It can be written as a sum of positive squares in only one way, i.e., 8678916 + 4840000 = 2946^2 + 2200^2 .

It is a super-2 number, since 2×13518916² = 365522179630112, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1689861 + ... + 1689868.

Almost surely, 2^13518916 is an apocalyptic number.

It is an amenable number.

13518916 is a deficient number, since it is larger than the sum of its proper divisors (10139194).

13518916 is a wasteful number, since it uses less digits than its factorization.

13518916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3379733 (or 3379731 counting only the distinct ones).

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

The square root of 13518916 is about 3676.8078546478. The cubic root of 13518916 is about 238.2213180345.

The spelling of 13518916 in words is "thirteen million, five hundred eighteen thousand, nine hundred sixteen".