64323317 has 2 divisors, whose sum is σ = 64323318. Its totient is φ = 64323316.

The previous prime is 64323289. The next prime is 64323331. The reversal of 64323317 is 71332346.

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., 50140561 + 14182756 = 7081^2 + 3766^2 .

It is a cyclic number.

It is not a de Polignac number, because 64323317 - 2¹⁴ = 64306933 is a prime.

It is a Chen prime.

It is equal to p_3803069 and since 64323317 and 3803069 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64323317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64323517) 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, 32161658 + 32161659.

It is an arithmetic number, because the mean of its divisors is an integer number (32161659).

Almost surely, 2^64323317 is an apocalyptic number.

It is an amenable number.

64323317 is a deficient number, since it is larger than the sum of its proper divisors (1).

64323317 is an equidigital number, since it uses as much as digits as its factorization.

64323317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 29.

The square root of 64323317 is about 8020.1818557935. The cubic root of 64323317 is about 400.6724459908.

The spelling of 64323317 in words is "sixty-four million, three hundred twenty-three thousand, three hundred seventeen".