12323345 has 4 divisors (see below), whose sum is σ = 14788020. Its totient is φ = 9858672.

The previous prime is 12323321. The next prime is 12323357. The reversal of 12323345 is 54332321.

12323345 is digitally balanced in base 3, 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 can be written as a sum of positive squares in 2 ways, for example, as 7623121 + 4700224 = 2761^2 + 2168^2 .

It is a cyclic number.

It is not a de Polignac number, because 12323345 - 2¹² = 12319249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12323345.

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, 1232330 + ... + 1232339.

It is an arithmetic number, because the mean of its divisors is an integer number (3697005).

Almost surely, 2^12323345 is an apocalyptic number.

It is an amenable number.

12323345 is a deficient number, since it is larger than the sum of its proper divisors (2464675).

12323345 is an equidigital number, since it uses as much as digits as its factorization.

12323345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2464674.

The product of its digits is 2160, while the sum is 23.

The square root of 12323345 is about 3510.4622202781. The cubic root of 12323345 is about 230.9809708030.

Adding to 12323345 its reverse (54332321), we get a palindrome (66655666).

The spelling of 12323345 in words is "twelve million, three hundred twenty-three thousand, three hundred forty-five".