63417317 has 2 divisors, whose sum is σ = 63417318. Its totient is φ = 63417316.

The previous prime is 63417313. The next prime is 63417331. The reversal of 63417317 is 71371436.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63218401 + 198916 = 7951^2 + 446^2 .

It is a cyclic number.

It is not a de Polignac number, because 63417317 - 2² = 63417313 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63417313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31708658 + 31708659.

It is an arithmetic number, because the mean of its divisors is an integer number (31708659).

Almost surely, 2^63417317 is an apocalyptic number.

It is an amenable number.

63417317 is a deficient number, since it is larger than the sum of its proper divisors (1).

63417317 is an equidigital number, since it uses as much as digits as its factorization.

63417317 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 63417317 is about 7963.4990425064. The cubic root of 63417317 is about 398.7823743135.

The spelling of 63417317 in words is "sixty-three million, four hundred seventeen thousand, three hundred seventeen".