12031323 has 8 divisors (see below), whose sum is σ = 16739328. Its totient is φ = 7672104.

The previous prime is 12031319. The next prime is 12031337. The reversal of 12031323 is 32313021.

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

It is not a de Polignac number, because 12031323 - 2² = 12031319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12031343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87115 + ... + 87252.

It is an arithmetic number, because the mean of its divisors is an integer number (2092416).

Almost surely, 2^12031323 is an apocalyptic number.

12031323 is a deficient number, since it is larger than the sum of its proper divisors (4708005).

12031323 is a wasteful number, since it uses less digits than its factorization.

12031323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174393.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 12031323 is about 3468.6197543115. The cubic root of 12031323 is about 229.1418747983.

Adding to 12031323 its reverse (32313021), we get a palindrome (44344344).

The spelling of 12031323 in words is "twelve million, thirty-one thousand, three hundred twenty-three".