12024142 has 8 divisors (see below), whose sum is σ = 19423656. Its totient is φ = 5549592.

The previous prime is 12024139. The next prime is 12024143. The reversal of 12024142 is 24142021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12024143) 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, 231208 + ... + 231259.

It is an arithmetic number, because the mean of its divisors is an integer number (2427957).

Almost surely, 2^12024142 is an apocalyptic number.

12024142 is a deficient number, since it is larger than the sum of its proper divisors (7399514).

12024142 is a wasteful number, since it uses less digits than its factorization.

12024142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462482.

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

The square root of 12024142 is about 3467.5844618408. The cubic root of 12024142 is about 229.0962772836.

Adding to 12024142 its reverse (24142021), we get a palindrome (36166163).

The spelling of 12024142 in words is "twelve million, twenty-four thousand, one hundred forty-two".