12421124 has 12 divisors (see below), whose sum is σ = 21762048. Its totient is φ = 6203400.

The previous prime is 12421121. The next prime is 12421163. The reversal of 12421124 is 42112421.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (12421121) 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, 4829 + ... + 6939.

It is an arithmetic number, because the mean of its divisors is an integer number (1813504).

Almost surely, 2^12421124 is an apocalyptic number.

It is an amenable number.

12421124 is a deficient number, since it is larger than the sum of its proper divisors (9340924).

12421124 is a wasteful number, since it uses less digits than its factorization.

12421124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3586 (or 3584 counting only the distinct ones).

The product of its digits is 128, while the sum is 17.

The square root of 12421124 is about 3524.3615024569. The cubic root of 12421124 is about 231.5902647035.

Adding to 12421124 its reverse (42112421), we get a palindrome (54533545).

The spelling of 12421124 in words is "twelve million, four hundred twenty-one thousand, one hundred twenty-four".