12126182 has 4 divisors (see below), whose sum is σ = 18189276. Its totient is φ = 6063090.

The previous prime is 12126173. The next prime is 12126187. The reversal of 12126182 is 28162121.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12126187) 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 as a sum of consecutive naturals, namely, 3031544 + ... + 3031547.

It is an arithmetic number, because the mean of its divisors is an integer number (4547319).

Almost surely, 2^12126182 is an apocalyptic number.

12126182 is a deficient number, since it is larger than the sum of its proper divisors (6063094).

12126182 is an equidigital number, since it uses as much as digits as its factorization.

12126182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6063093.

The product of its digits is 384, while the sum is 23.

The square root of 12126182 is about 3482.2667904685. The cubic root of 12126182 is about 229.7425095725.

The spelling of 12126182 in words is "twelve million, one hundred twenty-six thousand, one hundred eighty-two".