44142159 has 4 divisors (see below), whose sum is σ = 58856216. Its totient is φ = 29428104.

The previous prime is 44142157. The next prime is 44142169. The reversal of 44142159 is 95124144.

44142159 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 44142159 - 2¹ = 44142157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44142157) 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, 7357024 + ... + 7357029.

It is an arithmetic number, because the mean of its divisors is an integer number (14714054).

Almost surely, 2^44142159 is an apocalyptic number.

44142159 is a deficient number, since it is larger than the sum of its proper divisors (14714057).

44142159 is a wasteful number, since it uses less digits than its factorization.

44142159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14714056.

The product of its digits is 5760, while the sum is 30.

The square root of 44142159 is about 6643.9565772211. The cubic root of 44142159 is about 353.4146299426.

The spelling of 44142159 in words is "forty-four million, one hundred forty-two thousand, one hundred fifty-nine".