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317071 is a prime number
BaseRepresentation
bin1001101011010001111
3121002221101
41031122033
540121241
610443531
72460256
oct1153217
9532841
10317071
111a7247
121335a7
13b1421
148379d
1563e31
hex4d68f

317071 has 2 divisors, whose sum is σ = 317072. Its totient is φ = 317070.

The previous prime is 317063. The next prime is 317077. The reversal of 317071 is 170713.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 317071 - 23 = 317063 is a prime.

It is a Chen prime.

317071 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (317077) 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, 158535 + 158536.

It is an arithmetic number, because the mean of its divisors is an integer number (158536).

2317071 is an apocalyptic number.

317071 is a deficient number, since it is larger than the sum of its proper divisors (1).

317071 is an equidigital number, since it uses as much as digits as its factorization.

317071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 147, while the sum is 19.

The square root of 317071 is about 563.0905788592. The cubic root of 317071 is about 68.1897095782.

Adding to 317071 its reverse (170713), we get a palindrome (487784).

The spelling of 317071 in words is "three hundred seventeen thousand, seventy-one", and thus it is an iban number.