13166146 has 16 divisors (see below), whose sum is σ = 22618944. Its totient is φ = 5630544.

The previous prime is 13166137. The next prime is 13166147. The reversal of 13166146 is 64166131.

13166146 is a nontrivial binomial coefficient, being equal to C(5132, 2).

It is not an unprimeable number, because it can be changed into a prime (13166147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9621 + ... + 10903.

It is an arithmetic number, because the mean of its divisors is an integer number (1413684).

Almost surely, 2^13166146 is an apocalyptic number.

13166146 is the 5131-st triangular number and also the 2566-th hexagonal number.

13166146 is the 1711-st centered nonagonal number.

13166146 is a deficient number, since it is larger than the sum of its proper divisors (9452798).

13166146 is a wasteful number, since it uses less digits than its factorization.

13166146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2025.

The product of its digits is 2592, while the sum is 28.

The square root of 13166146 is about 3628.5184304341. The cubic root of 13166146 is about 236.1309361511.

The spelling of 13166146 in words is "thirteen million, one hundred sixty-six thousand, one hundred forty-six".