12323135399 has 2 divisors, whose sum is σ = 12323135400. Its totient is φ = 12323135398.

The previous prime is 12323135299. The next prime is 12323135449. The reversal of 12323135399 is 99353132321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12323135399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12323135299) by changing a digit.

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 as a sum of consecutive naturals, namely, 6161567699 + 6161567700.

It is an arithmetic number, because the mean of its divisors is an integer number (6161567700).

Almost surely, 2^12323135399 is an apocalyptic number.

12323135399 is a deficient number, since it is larger than the sum of its proper divisors (1).

12323135399 is an equidigital number, since it uses as much as digits as its factorization.

12323135399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 131220, while the sum is 41.

The spelling of 12323135399 in words is "twelve billion, three hundred twenty-three million, one hundred thirty-five thousand, three hundred ninety-nine".