4144322143 has 4 divisors (see below), whose sum is σ = 4463116168. Its totient is φ = 3825528120.

The previous prime is 4144322131. The next prime is 4144322179. The reversal of 4144322143 is 3412234414.

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

It is a cyclic number.

It is not a de Polignac number, because 4144322143 - 2¹³ = 4144313951 is a prime.

It is a super-2 number, since 2×4144322143² = 34350812049920224898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4144320143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159396993 + ... + 159397018.

It is an arithmetic number, because the mean of its divisors is an integer number (1115779042).

Almost surely, 2^4144322143 is an apocalyptic number.

4144322143 is a deficient number, since it is larger than the sum of its proper divisors (318794025).

4144322143 is a wasteful number, since it uses less digits than its factorization.

4144322143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318794024.

The product of its digits is 9216, while the sum is 28.

The square root of 4144322143 is about 64376.4098331058. The cubic root of 4144322143 is about 1606.2673637431.

Adding to 4144322143 its reverse (3412234414), we get a palindrome (7556556557).

The spelling of 4144322143 in words is "four billion, one hundred forty-four million, three hundred twenty-two thousand, one hundred forty-three".