12722150249 has 2 divisors, whose sum is σ = 12722150250. Its totient is φ = 12722150248.

The previous prime is 12722150153. The next prime is 12722150251. The reversal of 12722150249 is 94205122721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10520194624 + 2201955625 = 102568^2 + 46925^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12722150249 is a prime.

It is a Sophie Germain prime.

Together with 12722150251, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12722150269) 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, 6361075124 + 6361075125.

It is an arithmetic number, because the mean of its divisors is an integer number (6361075125).

Almost surely, 2^12722150249 is an apocalyptic number.

It is an amenable number.

12722150249 is a deficient number, since it is larger than the sum of its proper divisors (1).

12722150249 is an equidigital number, since it uses as much as digits as its factorization.

12722150249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

The spelling of 12722150249 in words is "twelve billion, seven hundred twenty-two million, one hundred fifty thousand, two hundred forty-nine".