13166788 has 12 divisors (see below), whose sum is σ = 23320080. Its totient is φ = 6503912.

The previous prime is 13166779. The next prime is 13166801. The reversal of 13166788 is 88766131.

It is a self number, because there is not a number n which added to its sum of digits gives 13166788.

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, 19498 + ... + 20161.

It is an arithmetic number, because the mean of its divisors is an integer number (1943340).

Almost surely, 2^13166788 is an apocalyptic number.

It is an amenable number.

13166788 is a deficient number, since it is larger than the sum of its proper divisors (10153292).

13166788 is a wasteful number, since it uses less digits than its factorization.

13166788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39746 (or 39744 counting only the distinct ones).

The product of its digits is 48384, while the sum is 40.

The square root of 13166788 is about 3628.6068952147. The cubic root of 13166788 is about 236.1347741154.

The spelling of 13166788 in words is "thirteen million, one hundred sixty-six thousand, seven hundred eighty-eight".