12166329 has 16 divisors (see below), whose sum is σ = 18818048. Its totient is φ = 6847632.

The previous prime is 12166321. The next prime is 12166337. The reversal of 12166329 is 92366121.

It is an interprime number because it is at equal distance from previous prime (12166321) and next prime (12166337).

It is not a de Polignac number, because 12166329 - 2³ = 12166321 is a prime.

It is a super-2 number, since 2×12166329² = 296039122672482, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12166296 and 12166305.

It is not an unprimeable number, because it can be changed into a prime (12166321) 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 15 ways as a sum of consecutive naturals, for example, 2917 + ... + 5730.

It is an arithmetic number, because the mean of its divisors is an integer number (1176128).

Almost surely, 2^12166329 is an apocalyptic number.

It is an amenable number.

12166329 is a deficient number, since it is larger than the sum of its proper divisors (6651719).

12166329 is an equidigital number, since it uses as much as digits as its factorization.

12166329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8724.

The product of its digits is 3888, while the sum is 30.

The square root of 12166329 is about 3488.0265193946. The cubic root of 12166329 is about 229.9957718189.

The spelling of 12166329 in words is "twelve million, one hundred sixty-six thousand, three hundred twenty-nine".