168071 has 2 divisors, whose sum is σ = 168072.
Its totient is φ = 168070.
The previous prime is 168067. The next prime is 168083. The reversal of 168071 is 170861.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 168071 - 22 = 168067 is a prime.
It is a super-2 number, since 2×1680712 = 56495722082, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
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 168071.
It is not a weakly prime, because it can be changed into another prime (161071) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84035 + 84036.
It is an arithmetic number, because the mean of its divisors is an integer number (84036).
2168071 is an apocalyptic number.
168071 is a deficient number, since it is larger than the sum of its proper divisors (1).
168071 is an equidigital number, since it uses as much as digits as its factorization.
168071 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 336, while the sum is 23.
The square root of 168071 is about 409.9646326209.
The cubic root of 168071 is about 55.1862555922.
The spelling of 168071 in words is "one hundred sixty-eight thousand, seventy-one".