9129816443 has 16 divisors (see below), whose sum is σ = 10500005376. Its totient is φ = 7857104640.

The previous prime is 9129816433. The next prime is 9129816457. The reversal of 9129816443 is 3446189219.

9129816443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9129816443 - 2⁴ = 9129816427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9129816403) 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 15 ways as a sum of consecutive naturals, for example, 161471 + ... + 210552.

It is an arithmetic number, because the mean of its divisors is an integer number (656250336).

Almost surely, 2^9129816443 is an apocalyptic number.

9129816443 is a deficient number, since it is larger than the sum of its proper divisors (1370188933).

9129816443 is a wasteful number, since it uses less digits than its factorization.

9129816443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372154.

The product of its digits is 373248, while the sum is 47.

The square root of 9129816443 is about 95550.0729617722. The cubic root of 9129816443 is about 2090.0371965175.

The spelling of 9129816443 in words is "nine billion, one hundred twenty-nine million, eight hundred sixteen thousand, four hundred forty-three".