159937 has 2 divisors, whose sum is σ = 159938. Its totient is φ = 159936.

The previous prime is 159931. The next prime is 159977. The reversal of 159937 is 739951.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152881 + 7056 = 391^2 + 84^2 .

It is an emirp because it is prime and its reverse (739951) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 159937 - 2¹¹ = 157889 is a prime.

159937 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (159931) 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, 79968 + 79969.

It is an arithmetic number, because the mean of its divisors is an integer number (79969).

2¹⁵⁹⁹³⁷ is an apocalyptic number.

It is an amenable number.

159937 is a deficient number, since it is larger than the sum of its proper divisors (1).

159937 is an equidigital number, since it uses as much as digits as its factorization.

159937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8505, while the sum is 34.

The square root of 159937 is about 399.9212422465. The cubic root of 159937 is about 54.2812260502.

The spelling of 159937 in words is "one hundred fifty-nine thousand, nine hundred thirty-seven".