12822311609 has 2 divisors, whose sum is σ = 12822311610. Its totient is φ = 12822311608.

The previous prime is 12822311581. The next prime is 12822311611. The reversal of 12822311609 is 90611322821.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7396516009 + 5425795600 = 86003^2 + 73660^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12822311609 is a prime.

Together with 12822311611, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12822311629) 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, 6411155804 + 6411155805.

It is an arithmetic number, because the mean of its divisors is an integer number (6411155805).

Almost surely, 2^12822311609 is an apocalyptic number.

It is an amenable number.

12822311609 is a deficient number, since it is larger than the sum of its proper divisors (1).

12822311609 is an equidigital number, since it uses as much as digits as its factorization.

12822311609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 35.

The spelling of 12822311609 in words is "twelve billion, eight hundred twenty-two million, three hundred eleven thousand, six hundred nine".