120009000159 has 6 divisors (see below), whose sum is σ = 173346333576. Its totient is φ = 80006000100.

The previous prime is 120009000143. The next prime is 120009000179. The reversal of 120009000159 is 951000900021.

It is a happy number.

It is not a de Polignac number, because 120009000159 - 2⁴ = 120009000143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120009000179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6667166667 + ... + 6667166684.

It is an arithmetic number, because the mean of its divisors is an integer number (28891055596).

Almost surely, 2^120009000159 is an apocalyptic number.

120009000159 is a deficient number, since it is larger than the sum of its proper divisors (53337333417).

120009000159 is a wasteful number, since it uses less digits than its factorization.

120009000159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13334333357 (or 13334333354 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The spelling of 120009000159 in words is "one hundred twenty billion, nine million, one hundred fifty-nine", and thus it is an aban number.