501317 has 2 divisors, whose sum is σ = 501318. Its totient is φ = 501316.

The previous prime is 501299. The next prime is 501341. The reversal of 501317 is 713105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 450241 + 51076 = 671^2 + 226^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-501317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 501295 and 501304.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 501317.

It is not a weakly prime, because it can be changed into another prime (501367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250658 + 250659.

It is an arithmetic number, because the mean of its divisors is an integer number (250659).

2⁵⁰¹³¹⁷ is an apocalyptic number.

It is an amenable number.

501317 is a deficient number, since it is larger than the sum of its proper divisors (1).

501317 is an equidigital number, since it uses as much as digits as its factorization.

501317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105, while the sum is 17.

The square root of 501317 is about 708.0374283892. The cubic root of 501317 is about 79.4396784089.

It can be divided in two parts, 501 and 317, that added together give a palindrome (818).

The spelling of 501317 in words is "five hundred one thousand, three hundred seventeen".