143163 has 6 divisors (see below), whose sum is σ = 206804. Its totient is φ = 95436.

The previous prime is 143159. The next prime is 143177. The reversal of 143163 is 361341.

It is not a de Polignac number, because 143163 - 2² = 143159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143113) 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 in 5 ways as a sum of consecutive naturals, for example, 7945 + ... + 7962.

2¹⁴³¹⁶³ is an apocalyptic number.

143163 is a deficient number, since it is larger than the sum of its proper divisors (63641).

143163 is a wasteful number, since it uses less digits than its factorization.

143163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15913 (or 15910 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 143163 is about 378.3688676411. The cubic root of 143163 is about 52.3130767570.

The spelling of 143163 in words is "one hundred forty-three thousand, one hundred sixty-three".