159042819 has 16 divisors (see below), whose sum is σ = 232243200. Its totient is φ = 96212256.

The previous prime is 159042817. The next prime is 159042823. The reversal of 159042819 is 918240951.

159042819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 159042819 - 2¹ = 159042817 is a prime.

It is a super-2 number, since 2×159042819² = 50589236550933522, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (159042811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32259 + ... + 36860.

It is an arithmetic number, because the mean of its divisors is an integer number (14515200).

Almost surely, 2^159042819 is an apocalyptic number.

159042819 is a deficient number, since it is larger than the sum of its proper divisors (73200381).

159042819 is a wasteful number, since it uses less digits than its factorization.

159042819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69194.

The product of its (nonzero) digits is 25920, while the sum is 39.

The square root of 159042819 is about 12611.2179824155. The cubic root of 159042819 is about 541.7987785788.

The spelling of 159042819 in words is "one hundred fifty-nine million, forty-two thousand, eight hundred nineteen".