12449017319 has 2 divisors, whose sum is σ = 12449017320. Its totient is φ = 12449017318.

The previous prime is 12449017289. The next prime is 12449017367. The reversal of 12449017319 is 91371094421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12449017319 - 2¹⁶ = 12448951783 is a prime.

It is a super-2 number, since 2×12449017319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12449017219) 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, 6224508659 + 6224508660.

It is an arithmetic number, because the mean of its divisors is an integer number (6224508660).

Almost surely, 2^12449017319 is an apocalyptic number.

12449017319 is a deficient number, since it is larger than the sum of its proper divisors (1).

12449017319 is an equidigital number, since it uses as much as digits as its factorization.

12449017319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 41.

The spelling of 12449017319 in words is "twelve billion, four hundred forty-nine million, seventeen thousand, three hundred nineteen".