4003163 has 4 divisors (see below), whose sum is σ = 4009320. Its totient is φ = 3997008.

The previous prime is 4003151. The next prime is 4003187. The reversal of 4003163 is 3613004.

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 4003163 - 2⁴ = 4003147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4003133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1970 + ... + 3447.

It is an arithmetic number, because the mean of its divisors is an integer number (1002330).

Almost surely, 2^4003163 is an apocalyptic number.

4003163 is a deficient number, since it is larger than the sum of its proper divisors (6157).

4003163 is an equidigital number, since it uses as much as digits as its factorization.

4003163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6156.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 4003163 is about 2000.7905937404. The cubic root of 4003163 is about 158.7819354191.

Adding to 4003163 its reverse (3613004), we get a palindrome (7616167).

The spelling of 4003163 in words is "four million, three thousand, one hundred sixty-three".