12042124 has 12 divisors (see below), whose sum is σ = 22183000. Its totient is φ = 5704128.

The previous prime is 12042113. The next prime is 12042127. The reversal of 12042124 is 42124021.

It is a junction number, because it is equal to n+sod(n) for n = 12042098 and 12042107.

It is not an unprimeable number, because it can be changed into a prime (12042127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79149 + ... + 79300.

Almost surely, 2^12042124 is an apocalyptic number.

It is an amenable number.

12042124 is a deficient number, since it is larger than the sum of its proper divisors (10140876).

12042124 is a wasteful number, since it uses less digits than its factorization.

12042124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158472 (or 158470 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 12042124 is about 3470.1763643942. The cubic root of 12042124 is about 229.2104242320.

Adding to 12042124 its reverse (42124021), we get a palindrome (54166145).

The spelling of 12042124 in words is "twelve million, forty-two thousand, one hundred twenty-four".