66014317 has 2 divisors, whose sum is σ = 66014318. Its totient is φ = 66014316.

The previous prime is 66014279. The next prime is 66014323. The reversal of 66014317 is 71341066.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63536841 + 2477476 = 7971^2 + 1574^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66014317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (66014617) 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, 33007158 + 33007159.

It is an arithmetic number, because the mean of its divisors is an integer number (33007159).

Almost surely, 2^66014317 is an apocalyptic number.

It is an amenable number.

66014317 is a deficient number, since it is larger than the sum of its proper divisors (1).

66014317 is an equidigital number, since it uses as much as digits as its factorization.

66014317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 66014317 is about 8124.9195072936. The cubic root of 66014317 is about 404.1532213805.

The spelling of 66014317 in words is "sixty-six million, fourteen thousand, three hundred seventeen".