8641163 has 4 divisors (see below), whose sum is σ = 8648640. Its totient is φ = 8633688.

The previous prime is 8641147. The next prime is 8641187. The reversal of 8641163 is 3611468.

8641163 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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 8641163 - 2⁴ = 8641147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8641133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1595 + ... + 4452.

It is an arithmetic number, because the mean of its divisors is an integer number (2162160).

Almost surely, 2^8641163 is an apocalyptic number.

8641163 is a deficient number, since it is larger than the sum of its proper divisors (7477).

8641163 is a wasteful number, since it uses less digits than its factorization.

8641163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7476.

The product of its digits is 3456, while the sum is 29.

The square root of 8641163 is about 2939.5855150004. The cubic root of 8641163 is about 205.2063201420.

The spelling of 8641163 in words is "eight million, six hundred forty-one thousand, one hundred sixty-three".