12166054 has 8 divisors (see below), whose sum is σ = 18264168. Its totient is φ = 6078000.

The previous prime is 12166039. The next prime is 12166069. The reversal of 12166054 is 45066121.

It is an interprime number because it is at equal distance from previous prime (12166039) and next prime (12166069).

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

It is a plaindrome in base 14.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2554 + ... + 5554.

It is an arithmetic number, because the mean of its divisors is an integer number (2283021).

Almost surely, 2^12166054 is an apocalyptic number.

12166054 is a deficient number, since it is larger than the sum of its proper divisors (6098114).

12166054 is a wasteful number, since it uses less digits than its factorization.

12166054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5030.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 12166054 is about 3487.9870986000. The cubic root of 12166054 is about 229.9940389129.

It can be divided in two parts, 1216605 and 4, that added together give a square (1216609 = 1103²).

The spelling of 12166054 in words is "twelve million, one hundred sixty-six thousand, fifty-four".