4391163 has 24 divisors (see below), whose sum is σ = 7408128. Its totient is φ = 2454192.

The previous prime is 4391161. The next prime is 4391221. The reversal of 4391163 is 3611934.

It is not a de Polignac number, because 4391163 - 2¹ = 4391161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4391161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2220 + ... + 3702.

It is an arithmetic number, because the mean of its divisors is an integer number (308672).

Almost surely, 2^4391163 is an apocalyptic number.

4391163 is a deficient number, since it is larger than the sum of its proper divisors (3016965).

4391163 is a wasteful number, since it uses less digits than its factorization.

4391163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1543 (or 1540 counting only the distinct ones).

The product of its digits is 1944, while the sum is 27.

The square root of 4391163 is about 2095.5102004047. The cubic root of 4391163 is about 163.7544784433.

It can be divided in two parts, 4391 and 163, that added together give a palindrome (4554).

The spelling of 4391163 in words is "four million, three hundred ninety-one thousand, one hundred sixty-three".