159793 has 2 divisors, whose sum is σ = 159794. Its totient is φ = 159792.

The previous prime is 159791. The next prime is 159799. The reversal of 159793 is 397951.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85264 + 74529 = 292^2 + 273^2 .

It is an emirp because it is prime and its reverse (397951) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 159793 - 2¹ = 159791 is a prime.

Together with 159791, it forms a pair of twin primes.

159793 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (159791) 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, 79896 + 79897.

It is an arithmetic number, because the mean of its divisors is an integer number (79897).

2¹⁵⁹⁷⁹³ is an apocalyptic number.

It is an amenable number.

159793 is a deficient number, since it is larger than the sum of its proper divisors (1).

159793 is an equidigital number, since it uses as much as digits as its factorization.

159793 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 159793 is about 399.7411662564. The cubic root of 159793 is about 54.2649303763.

The spelling of 159793 in words is "one hundred fifty-nine thousand, seven hundred ninety-three".