159042818 has 8 divisors (see below), whose sum is σ = 260251920. Its totient is φ = 72292180.

The previous prime is 159042817. The next prime is 159042823. The reversal of 159042818 is 818240951.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×159042818² = 50589235914762248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (159042811) 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 3 ways as a sum of consecutive naturals, for example, 3614588 + ... + 3614631.

It is an arithmetic number, because the mean of its divisors is an integer number (32531490).

Almost surely, 2^159042818 is an apocalyptic number.

159042818 is a deficient number, since it is larger than the sum of its proper divisors (101209102).

159042818 is a wasteful number, since it uses less digits than its factorization.

159042818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7229232.

The product of its (nonzero) digits is 23040, while the sum is 38.

The square root of 159042818 is about 12611.2179427683. The cubic root of 159042818 is about 541.7987774433.

The spelling of 159042818 in words is "one hundred fifty-nine million, forty-two thousand, eight hundred eighteen".