159807 has 4 divisors (see below), whose sum is σ = 213080. Its totient is φ = 106536.

The previous prime is 159799. The next prime is 159811. The reversal of 159807 is 708951.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 159807 - 2³ = 159799 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 159807.

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 3 ways as a sum of consecutive naturals, for example, 26632 + ... + 26637.

It is an arithmetic number, because the mean of its divisors is an integer number (53270).

2¹⁵⁹⁸⁰⁷ is an apocalyptic number.

159807 is a deficient number, since it is larger than the sum of its proper divisors (53273).

159807 is an equidigital number, since it uses as much as digits as its factorization.

159807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53272.

The product of its (nonzero) digits is 2520, while the sum is 30.

The square root of 159807 is about 399.7586772041. The cubic root of 159807 is about 54.2665151075.

The spelling of 159807 in words is "one hundred fifty-nine thousand, eight hundred seven".