12323031 has 8 divisors (see below), whose sum is σ = 18777984. Its totient is φ = 7041720.

The previous prime is 12323021. The next prime is 12323041. The reversal of 12323031 is 13032321.

12323031 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 (12323021) and next prime (12323041).

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

It is not a de Polignac number, because 12323031 - 2⁶ = 12322967 is a prime.

It is a super-2 number, since 2×12323031² = 303714186053922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12323031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323021) 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, 293385 + ... + 293426.

It is an arithmetic number, because the mean of its divisors is an integer number (2347248).

Almost surely, 2^12323031 is an apocalyptic number.

12323031 is a deficient number, since it is larger than the sum of its proper divisors (6454953).

12323031 is an equidigital number, since it uses as much as digits as its factorization.

12323031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586821.

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

The square root of 12323031 is about 3510.4174965380. The cubic root of 12323031 is about 230.9790089807.

Adding to 12323031 its reverse (13032321), we get a palindrome (25355352).

The spelling of 12323031 in words is "twelve million, three hundred twenty-three thousand, thirty-one".