68598317 has 2 divisors, whose sum is σ = 68598318. Its totient is φ = 68598316.

The previous prime is 68598301. The next prime is 68598331. The reversal of 68598317 is 71389586.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41203561 + 27394756 = 6419^2 + 5234^2 .

It is a cyclic number.

It is not a de Polignac number, because 68598317 - 2⁴ = 68598301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68598337) 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, 34299158 + 34299159.

It is an arithmetic number, because the mean of its divisors is an integer number (34299159).

Almost surely, 2^68598317 is an apocalyptic number.

It is an amenable number.

68598317 is a deficient number, since it is larger than the sum of its proper divisors (1).

68598317 is an equidigital number, since it uses as much as digits as its factorization.

68598317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 47.

The square root of 68598317 is about 8282.4100961013. The cubic root of 68598317 is about 409.3591356205.

The spelling of 68598317 in words is "sixty-eight million, five hundred ninety-eight thousand, three hundred seventeen".