12144322 has 8 divisors (see below), whose sum is σ = 19008576. Its totient is φ = 5808132.

The previous prime is 12144313. The next prime is 12144331. The reversal of 12144322 is 22344121.

12144322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12144313) and next prime (12144331).

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

It is a self number, because there is not a number n which added to its sum of digits gives 12144322.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131958 + ... + 132049.

It is an arithmetic number, because the mean of its divisors is an integer number (2376072).

Almost surely, 2^12144322 is an apocalyptic number.

12144322 is a deficient number, since it is larger than the sum of its proper divisors (6864254).

12144322 is a wasteful number, since it uses less digits than its factorization.

12144322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264032.

The product of its digits is 384, while the sum is 19.

The square root of 12144322 is about 3484.8704423551. The cubic root of 12144322 is about 229.8570125746.

Adding to 12144322 its reverse (22344121), we get a palindrome (34488443).

The spelling of 12144322 in words is "twelve million, one hundred forty-four thousand, three hundred twenty-two".