44143159 has 2 divisors, whose sum is σ = 44143160. Its totient is φ = 44143158.

The previous prime is 44143157. The next prime is 44143193. The reversal of 44143159 is 95134144.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44143159 - 2¹ = 44143157 is a prime.

Together with 44143157, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 44143159.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44143157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22071579 + 22071580.

It is an arithmetic number, because the mean of its divisors is an integer number (22071580).

Almost surely, 2^44143159 is an apocalyptic number.

44143159 is a deficient number, since it is larger than the sum of its proper divisors (1).

44143159 is an equidigital number, since it uses as much as digits as its factorization.

44143159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The square root of 44143159 is about 6644.0318331567. The cubic root of 44143159 is about 353.4172986836.

The spelling of 44143159 in words is "forty-four million, one hundred forty-three thousand, one hundred fifty-nine".