9641223443 has 4 divisors (see below), whose sum is σ = 9645885360. Its totient is φ = 9636561528.

The previous prime is 9641223407. The next prime is 9641223509. The reversal of 9641223443 is 3443221469.

It is a happy number.

9641223443 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 a cyclic number.

It is not a de Polignac number, because 9641223443 - 2¹⁰ = 9641222419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9641223397 and 9641223406.

It is not an unprimeable number, because it can be changed into a prime (9641222443) 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, 2327855 + ... + 2331992.

It is an arithmetic number, because the mean of its divisors is an integer number (2411471340).

Almost surely, 2^9641223443 is an apocalyptic number.

9641223443 is a deficient number, since it is larger than the sum of its proper divisors (4661917).

9641223443 is a wasteful number, since it uses less digits than its factorization.

9641223443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4661916.

The product of its digits is 124416, while the sum is 38.

The square root of 9641223443 is about 98189.7318613306. The cubic root of 9641223443 is about 2128.3549085668.

The spelling of 9641223443 in words is "nine billion, six hundred forty-one million, two hundred twenty-three thousand, four hundred forty-three".