12323443 has 4 divisors (see below), whose sum is σ = 13443768. Its totient is φ = 11203120.

The previous prime is 12323429. The next prime is 12323459. The reversal of 12323443 is 34432321.

It is a happy number.

12323443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12323443 - 2¹⁷ = 12192371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12323483) 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, 560146 + ... + 560167.

It is an arithmetic number, because the mean of its divisors is an integer number (3360942).

Almost surely, 2^12323443 is an apocalyptic number.

12323443 is a deficient number, since it is larger than the sum of its proper divisors (1120325).

12323443 is a wasteful number, since it uses less digits than its factorization.

12323443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120324.

The product of its digits is 1728, while the sum is 22.

The square root of 12323443 is about 3510.4761785262. The cubic root of 12323443 is about 230.9815830847.

Adding to 12323443 its reverse (34432321), we get a palindrome (46755764).

The spelling of 12323443 in words is "twelve million, three hundred twenty-three thousand, four hundred forty-three".