159133442 has 24 divisors (see below), whose sum is σ = 262369296. Its totient is φ = 72339696.

The previous prime is 159133441. The next prime is 159133463. The reversal of 159133442 is 244331951.

It is a junction number, because it is equal to n+sod(n) for n = 159133399 and 159133408.

It is not an unprimeable number, because it can be changed into a prime (159133441) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 19133 + ... + 26159.

It is an arithmetic number, because the mean of its divisors is an integer number (10932054).

Almost surely, 2^159133442 is an apocalyptic number.

159133442 is a deficient number, since it is larger than the sum of its proper divisors (103235854).

159133442 is a wasteful number, since it uses less digits than its factorization.

159133442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7122 (or 7109 counting only the distinct ones).

The product of its digits is 12960, while the sum is 32.

The square root of 159133442 is about 12614.8104226738. The cubic root of 159133442 is about 541.9016651438.

The spelling of 159133442 in words is "one hundred fifty-nine million, one hundred thirty-three thousand, four hundred forty-two".