168143 has 2 divisors, whose sum is σ = 168144. Its totient is φ = 168142.

The previous prime is 168127. The next prime is 168151. The reversal of 168143 is 341861.

168143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 168143 - 2⁴ = 168127 is a 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 168143.

It is not a weakly prime, because it can be changed into another prime (168193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84071 + 84072.

It is an arithmetic number, because the mean of its divisors is an integer number (84072).

2¹⁶⁸¹⁴³ is an apocalyptic number.

168143 is a deficient number, since it is larger than the sum of its proper divisors (1).

168143 is an equidigital number, since it uses as much as digits as its factorization.

168143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 23.

The square root of 168143 is about 410.0524356713. The cubic root of 168143 is about 55.1941348876.

The spelling of 168143 in words is "one hundred sixty-eight thousand, one hundred forty-three".