12822317 has 2 divisors, whose sum is σ = 12822318. Its totient is φ = 12822316.

The previous prime is 12822289. The next prime is 12822323. The reversal of 12822317 is 71322821.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12773476 + 48841 = 3574^2 + 221^2 .

It is a cyclic number.

It is not a de Polignac number, because 12822317 - 2¹⁰ = 12821293 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12822517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6411158 + 6411159.

It is an arithmetic number, because the mean of its divisors is an integer number (6411159).

Almost surely, 2^12822317 is an apocalyptic number.

It is an amenable number.

12822317 is a deficient number, since it is larger than the sum of its proper divisors (1).

12822317 is an equidigital number, since it uses as much as digits as its factorization.

12822317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1344, while the sum is 26.

The square root of 12822317 is about 3580.8263012886. The cubic root of 12822317 is about 234.0572886737.

The spelling of 12822317 in words is "twelve million, eight hundred twenty-two thousand, three hundred seventeen".