517050073 has 2 divisors, whose sum is σ = 517050074. Its totient is φ = 517050072.

The previous prime is 517050049. The next prime is 517050101. The reversal of 517050073 is 370050715.

It is an a-pointer prime, because the next prime (517050101) can be obtained adding 517050073 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 425885769 + 91164304 = 20637^2 + 9548^2 .

It is a cyclic number.

It is not a de Polignac number, because 517050073 - 2⁵ = 517050041 is a prime.

It is not a weakly prime, because it can be changed into another prime (517050673) 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, 258525036 + 258525037.

It is an arithmetic number, because the mean of its divisors is an integer number (258525037).

Almost surely, 2^517050073 is an apocalyptic number.

It is an amenable number.

517050073 is a deficient number, since it is larger than the sum of its proper divisors (1).

517050073 is an equidigital number, since it uses as much as digits as its factorization.

517050073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3675, while the sum is 28.

The square root of 517050073 is about 22738.7350791551. The cubic root of 517050073 is about 802.6216456868.

The spelling of 517050073 in words is "five hundred seventeen million, fifty thousand, seventy-three".