13018696 has 8 divisors (see below), whose sum is σ = 24410070. Its totient is φ = 6509344.

The previous prime is 13018679. The next prime is 13018697. The reversal of 13018696 is 69681031.

It can be written as a sum of positive squares in only one way, i.e., 10176100 + 2842596 = 3190^2 + 1686^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (13018697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 813661 + ... + 813676.

Almost surely, 2^13018696 is an apocalyptic number.

It is an amenable number.

13018696 is a deficient number, since it is larger than the sum of its proper divisors (11391374).

13018696 is a wasteful number, since it uses less digits than its factorization.

13018696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1627343 (or 1627339 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 13018696 is about 3608.1430126867. The cubic root of 13018696 is about 235.2461341468.

The spelling of 13018696 in words is "thirteen million, eighteen thousand, six hundred ninety-six".