12333142 has 4 divisors (see below), whose sum is σ = 18499716. Its totient is φ = 6166570.

The previous prime is 12333127. The next prime is 12333157. The reversal of 12333142 is 24133321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24133321 = 593 ⋅40697.

It is an interprime number because it is at equal distance from previous prime (12333127) and next prime (12333157).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 3083284 + ... + 3083287.

It is an arithmetic number, because the mean of its divisors is an integer number (4624929).

Almost surely, 2^12333142 is an apocalyptic number.

12333142 is a deficient number, since it is larger than the sum of its proper divisors (6166574).

12333142 is an equidigital number, since it uses as much as digits as its factorization.

12333142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6166573.

The product of its digits is 432, while the sum is 19.

The square root of 12333142 is about 3511.8573433441. The cubic root of 12333142 is about 231.0421641767.

Adding to 12333142 its reverse (24133321), we get a palindrome (36466463).

The spelling of 12333142 in words is "twelve million, three hundred thirty-three thousand, one hundred forty-two".