12166306 has 8 divisors (see below), whose sum is σ = 18469584. Its totient is φ = 6009780.

The previous prime is 12166261. The next prime is 12166307. The reversal of 12166306 is 60366121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12166307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36480 + ... + 36811.

It is an arithmetic number, because the mean of its divisors is an integer number (2308698).

Almost surely, 2^12166306 is an apocalyptic number.

12166306 is a deficient number, since it is larger than the sum of its proper divisors (6303278).

12166306 is an equidigital number, since it uses as much as digits as its factorization.

12166306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73376.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 12166306 is about 3488.0232223998. The cubic root of 12166306 is about 229.9956268860.

The spelling of 12166306 in words is "twelve million, one hundred sixty-six thousand, three hundred six".