159814 has 4 divisors (see below), whose sum is σ = 239724. Its totient is φ = 79906.

The previous prime is 159811. The next prime is 159833. The reversal of 159814 is 418951.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159811) 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, 39952 + ... + 39955.

It is an arithmetic number, because the mean of its divisors is an integer number (59931).

2¹⁵⁹⁸¹⁴ is an apocalyptic number.

159814 is a deficient number, since it is larger than the sum of its proper divisors (79910).

159814 is an equidigital number, since it uses as much as digits as its factorization.

159814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79909.

The product of its digits is 1440, while the sum is 28.

The square root of 159814 is about 399.7674323904. The cubic root of 159814 is about 54.2673074384.

The spelling of 159814 in words is "one hundred fifty-nine thousand, eight hundred fourteen".