159133812 has 24 divisors (see below), whose sum is σ = 372374016. Its totient is φ = 52892928.

The previous prime is 159133801. The next prime is 159133829. The reversal of 159133812 is 218331951.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14548 + ... + 23019.

It is an arithmetic number, because the mean of its divisors is an integer number (15515584).

Almost surely, 2^159133812 is an apocalyptic number.

159133812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

159133812 is an abundant number, since it is smaller than the sum of its proper divisors (213240204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

159133812 is a wasteful number, since it uses less digits than its factorization.

159133812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37927 (or 37925 counting only the distinct ones).

The product of its digits is 6480, while the sum is 33.

The square root of 159133812 is about 12614.8250879669. The cubic root of 159133812 is about 541.9020851340.

The spelling of 159133812 in words is "one hundred fifty-nine million, one hundred thirty-three thousand, eight hundred twelve".