13113388 has 6 divisors (see below), whose sum is σ = 22948436. Its totient is φ = 6556692.

The previous prime is 13113379. The next prime is 13113389. The reversal of 13113388 is 88331131.

It is not an unprimeable number, because it can be changed into a prime (13113389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1639170 + ... + 1639177.

Almost surely, 2^13113388 is an apocalyptic number.

It is an amenable number.

13113388 is a deficient number, since it is larger than the sum of its proper divisors (9835048).

13113388 is a wasteful number, since it uses less digits than its factorization.

13113388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3278351 (or 3278349 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

The square root of 13113388 is about 3621.2412236690. The cubic root of 13113388 is about 235.8151142208.

The spelling of 13113388 in words is "thirteen million, one hundred thirteen thousand, three hundred eighty-eight".