13166506 has 16 divisors (see below), whose sum is σ = 21461760. Its totient is φ = 6035040.

The previous prime is 13166479. The next prime is 13166507. The reversal of 13166506 is 60566131.

It is not an unprimeable number, because it can be changed into a prime (13166507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4411 + ... + 6766.

It is an arithmetic number, because the mean of its divisors is an integer number (1341360).

Almost surely, 2^13166506 is an apocalyptic number.

13166506 is a deficient number, since it is larger than the sum of its proper divisors (8295254).

13166506 is a wasteful number, since it uses less digits than its factorization.

13166506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11229.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 13166506 is about 3628.5680371188. The cubic root of 13166506 is about 236.1330882960.

The spelling of 13166506 in words is "thirteen million, one hundred sixty-six thousand, five hundred six".