12945124 has 12 divisors (see below), whose sum is σ = 22716400. Its totient is φ = 6454728.

The previous prime is 12945103. The next prime is 12945133. The reversal of 12945124 is 42154921.

It is a junction number, because it is equal to n+sod(n) for n = 12945092 and 12945101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2754 + ... + 5785.

Almost surely, 2^12945124 is an apocalyptic number.

It is an amenable number.

12945124 is a deficient number, since it is larger than the sum of its proper divisors (9771276).

12945124 is a wasteful number, since it uses less digits than its factorization.

12945124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8922 (or 8920 counting only the distinct ones).

The product of its digits is 2880, while the sum is 28.

The square root of 12945124 is about 3597.9332956574. The cubic root of 12945124 is about 234.8021512669.

The spelling of 12945124 in words is "twelve million, nine hundred forty-five thousand, one hundred twenty-four".