12323443325 has 6 divisors (see below), whose sum is σ = 15281069754. Its totient is φ = 9858754640.

The previous prime is 12323443313. The next prime is 12323443331. The reversal of 12323443325 is 52334432321.

It can be written as a sum of positive squares in 3 ways, for example, as 196588441 + 12126854884 = 14021^2 + 110122^2 .

It is not a de Polignac number, because 12323443325 - 2²⁸ = 12055007869 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12323443291 and 12323443300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 246468842 + ... + 246468891.

It is an arithmetic number, because the mean of its divisors is an integer number (2546844959).

Almost surely, 2^12323443325 is an apocalyptic number.

It is an amenable number.

12323443325 is a deficient number, since it is larger than the sum of its proper divisors (2957626429).

12323443325 is an equidigital number, since it uses as much as digits as its factorization.

12323443325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492937743 (or 492937738 counting only the distinct ones).

The product of its digits is 51840, while the sum is 32.

Adding to 12323443325 its reverse (52334432321), we get a palindrome (64657875646).

The spelling of 12323443325 in words is "twelve billion, three hundred twenty-three million, four hundred forty-three thousand, three hundred twenty-five".