12622115412317 has 2 divisors, whose sum is σ = 12622115412318. Its totient is φ = 12622115412316.

The previous prime is 12622115412293. The next prime is 12622115412353. The reversal of 12622115412317 is 71321451122621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8000944016836 + 4621171395481 = 2828594^2 + 2149691^2 .

It is a cyclic number.

It is not a de Polignac number, because 12622115412317 - 2⁸ = 12622115412061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12622115412397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6311057706158 + 6311057706159.

It is an arithmetic number, because the mean of its divisors is an integer number (6311057706159).

Almost surely, 2^{12622115412317} is an apocalyptic number.

It is an amenable number.

12622115412317 is a deficient number, since it is larger than the sum of its proper divisors (1).

12622115412317 is an equidigital number, since it uses as much as digits as its factorization.

12622115412317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 38.

Adding to 12622115412317 its reverse (71321451122621), we get a palindrome (83943566534938).

The spelling of 12622115412317 in words is "twelve trillion, six hundred twenty-two billion, one hundred fifteen million, four hundred twelve thousand, three hundred seventeen".