9441440159 has 4 divisors (see below), whose sum is σ = 9442109904. Its totient is φ = 9440770416.

The previous prime is 9441440143. The next prime is 9441440167. The reversal of 9441440159 is 9510441449.

9441440159 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, and also an emirpimes, since its reverse is a distinct semiprime: 9510441449 = 103 ⋅92334383.

It is a cyclic number.

It is not a de Polignac number, because 9441440159 - 2⁴ = 9441440143 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 (9441440759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313262 + ... + 342075.

It is an arithmetic number, because the mean of its divisors is an integer number (2360527476).

Almost surely, 2^9441440159 is an apocalyptic number.

9441440159 is a deficient number, since it is larger than the sum of its proper divisors (669745).

9441440159 is a wasteful number, since it uses less digits than its factorization.

9441440159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669744.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 9441440159 is about 97167.0734302521. The cubic root of 9441440159 is about 2113.5510801526.

The spelling of 9441440159 in words is "nine billion, four hundred forty-one million, four hundred forty thousand, one hundred fifty-nine".