12355166 has 8 divisors (see below), whose sum is σ = 18548040. Its totient is φ = 6172488.

The previous prime is 12355157. The next prime is 12355169. The reversal of 12355166 is 66155321.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12355169) 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 3 ways as a sum of consecutive naturals, for example, 2420 + ... + 5528.

It is an arithmetic number, because the mean of its divisors is an integer number (2318505).

Almost surely, 2^12355166 is an apocalyptic number.

12355166 is a deficient number, since it is larger than the sum of its proper divisors (6192874).

12355166 is a wasteful number, since it uses less digits than its factorization.

12355166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5098.

The product of its digits is 5400, while the sum is 29.

The square root of 12355166 is about 3514.9916073869. The cubic root of 12355166 is about 231.1796108144.

It can be divided in two parts, 12355 and 166, that added together give a palindrome (12521).

The spelling of 12355166 in words is "twelve million, three hundred fifty-five thousand, one hundred sixty-six".