317563 has 2 divisors, whose sum is σ = 317564. Its totient is φ = 317562.

The previous prime is 317557. The next prime is 317587. The reversal of 317563 is 365713.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 317563 - 2¹³ = 309371 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (317503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158781 + 158782.

It is an arithmetic number, because the mean of its divisors is an integer number (158782).

2³¹⁷⁵⁶³ is an apocalyptic number.

317563 is a deficient number, since it is larger than the sum of its proper divisors (1).

317563 is an equidigital number, since it uses as much as digits as its factorization.

317563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1890, while the sum is 25.

The square root of 317563 is about 563.5272841664. The cubic root of 317563 is about 68.2249614084.

The spelling of 317563 in words is "three hundred seventeen thousand, five hundred sixty-three".