159287 has 2 divisors, whose sum is σ = 159288. Its totient is φ = 159286.

The previous prime is 159233. The next prime is 159293. The reversal of 159287 is 782951.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 159287 - 2⁶ = 159223 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159227) 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, 79643 + 79644.

It is an arithmetic number, because the mean of its divisors is an integer number (79644).

2¹⁵⁹²⁸⁷ is an apocalyptic number.

159287 is a deficient number, since it is larger than the sum of its proper divisors (1).

159287 is an equidigital number, since it uses as much as digits as its factorization.

159287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 32.

The square root of 159287 is about 399.1077548733. The cubic root of 159287 is about 54.2075914259.

The spelling of 159287 in words is "one hundred fifty-nine thousand, two hundred eighty-seven".