13661596 has 12 divisors (see below), whose sum is σ = 25746952. Its totient is φ = 6305328.

The previous prime is 13661561. The next prime is 13661603. The reversal of 13661596 is 69516631.

13661596 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131310 + ... + 131413.

Almost surely, 2^13661596 is an apocalyptic number.

It is an amenable number.

13661596 is a deficient number, since it is larger than the sum of its proper divisors (12085356).

13661596 is a wasteful number, since it uses less digits than its factorization.

13661596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262740 (or 262738 counting only the distinct ones).

The product of its digits is 29160, while the sum is 37.

The square root of 13661596 is about 3696.1596285875. The cubic root of 13661596 is about 239.0564574291.

The spelling of 13661596 in words is "thirteen million, six hundred sixty-one thousand, five hundred ninety-six".