100159 has 4 divisors (see below), whose sum is σ = 102904. Its totient is φ = 97416.

The previous prime is 100153. The next prime is 100169. The reversal of 100159 is 951001.

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

It is a cyclic number.

It is not a de Polignac number, because 100159 - 2³ = 100151 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1317 + ... + 1390.

It is an arithmetic number, because the mean of its divisors is an integer number (25726).

2¹⁰⁰¹⁵⁹ is an apocalyptic number.

100159 is a deficient number, since it is larger than the sum of its proper divisors (2745).

100159 is an equidigital number, since it uses as much as digits as its factorization.

100159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2744.

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 100159 is about 316.4790672383. The cubic root of 100159 is about 46.4404757302.

The spelling of 100159 in words is "one hundred thousand, one hundred fifty-nine".