627123317 has 2 divisors, whose sum is σ = 627123318. Its totient is φ = 627123316.

The previous prime is 627123307. The next prime is 627123373. The reversal of 627123317 is 713321726.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 330112561 + 297010756 = 18169^2 + 17234^2 .

It is a cyclic number.

It is not a de Polignac number, because 627123317 - 2⁸ = 627123061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (627123307) 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, 313561658 + 313561659.

It is an arithmetic number, because the mean of its divisors is an integer number (313561659).

Almost surely, 2^627123317 is an apocalyptic number.

It is an amenable number.

627123317 is a deficient number, since it is larger than the sum of its proper divisors (1).

627123317 is an equidigital number, since it uses as much as digits as its factorization.

627123317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10584, while the sum is 32.

The square root of 627123317 is about 25042.4303333363. The cubic root of 627123317 is about 855.9550978900.

The spelling of 627123317 in words is "six hundred twenty-seven million, one hundred twenty-three thousand, three hundred seventeen".