159847 has 8 divisors (see below), whose sum is σ = 172800. Its totient is φ = 147384.

The previous prime is 159839. The next prime is 159853. The reversal of 159847 is 748951.

It is a happy number.

159847 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 159847 - 2³ = 159839 is a prime.

It is a Duffinian number.

159847 is a lucky number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 804 + ... + 982.

It is an arithmetic number, because the mean of its divisors is an integer number (21600).

2¹⁵⁹⁸⁴⁷ is an apocalyptic number.

159847 is a deficient number, since it is larger than the sum of its proper divisors (12953).

159847 is a wasteful number, since it uses less digits than its factorization.

159847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245.

The product of its digits is 10080, while the sum is 34.

The square root of 159847 is about 399.8087042574. The cubic root of 159847 is about 54.2710424009.

The spelling of 159847 in words is "one hundred fifty-nine thousand, eight hundred forty-seven".