317733133 has 2 divisors, whose sum is σ = 317733134. Its totient is φ = 317733132.

The previous prime is 317733131. The next prime is 317733161. The reversal of 317733133 is 331337713.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 290463849 + 27269284 = 17043^2 + 5222^2 .

It is a cyclic number.

It is not a de Polignac number, because 317733133 - 2¹ = 317733131 is a prime.

Together with 317733131, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 317733095 and 317733104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (317733131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158866566 + 158866567.

It is an arithmetic number, because the mean of its divisors is an integer number (158866567).

Almost surely, 2^317733133 is an apocalyptic number.

It is an amenable number.

317733133 is a deficient number, since it is larger than the sum of its proper divisors (1).

317733133 is an equidigital number, since it uses as much as digits as its factorization.

317733133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11907, while the sum is 31.

The square root of 317733133 is about 17825.0703504923. The cubic root of 317733133 is about 682.3714297567.

The spelling of 317733133 in words is "three hundred seventeen million, seven hundred thirty-three thousand, one hundred thirty-three".