11992166 has 4 divisors (see below), whose sum is σ = 17988252. Its totient is φ = 5996082.

The previous prime is 11992159. The next prime is 11992171. The reversal of 11992166 is 66129911.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2998040 + ... + 2998043.

It is an arithmetic number, because the mean of its divisors is an integer number (4497063).

Almost surely, 2^11992166 is an apocalyptic number.

11992166 is a deficient number, since it is larger than the sum of its proper divisors (5996086).

11992166 is an equidigital number, since it uses as much as digits as its factorization.

11992166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5996085.

The product of its digits is 5832, while the sum is 35.

The square root of 11992166 is about 3462.9706900290. The cubic root of 11992166 is about 228.8930171576.

The spelling of 11992166 in words is "eleven million, nine hundred ninety-two thousand, one hundred sixty-six".