12645124 has 12 divisors (see below), whose sum is σ = 23091264. Its totient is φ = 6047624.

The previous prime is 12645107. The next prime is 12645163. The reversal of 12645124 is 42154621.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68632 + ... + 68815.

It is an arithmetic number, because the mean of its divisors is an integer number (1924272).

Almost surely, 2^12645124 is an apocalyptic number.

It is an amenable number.

12645124 is a deficient number, since it is larger than the sum of its proper divisors (10446140).

12645124 is a wasteful number, since it uses less digits than its factorization.

12645124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137474 (or 137472 counting only the distinct ones).

The product of its digits is 1920, while the sum is 25.

The square root of 12645124 is about 3555.9983127105. The cubic root of 12645124 is about 232.9741293951.

Adding to 12645124 its reverse (42154621), we get a palindrome (54799745).

It can be divided in two parts, 12645 and 124, that added together give a square (12769 = 113²).

The spelling of 12645124 in words is "twelve million, six hundred forty-five thousand, one hundred twenty-four".