12823595293 has 2 divisors, whose sum is σ = 12823595294. Its totient is φ = 12823595292.

The previous prime is 12823595251. The next prime is 12823595327. The reversal of 12823595293 is 39259532821.

12823595293 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11078194009 + 1745401284 = 105253^2 + 41778^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12823595293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12823595203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6411797646 + 6411797647.

It is an arithmetic number, because the mean of its divisors is an integer number (6411797647).

Almost surely, 2^12823595293 is an apocalyptic number.

It is an amenable number.

12823595293 is a deficient number, since it is larger than the sum of its proper divisors (1).

12823595293 is an equidigital number, since it uses as much as digits as its factorization.

12823595293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1166400, while the sum is 49.

The spelling of 12823595293 in words is "twelve billion, eight hundred twenty-three million, five hundred ninety-five thousand, two hundred ninety-three".