1000163 has 8 divisors (see below), whose sum is σ = 1034208. Its totient is φ = 966784.

The previous prime is 1000159. The next prime is 1000171. The reversal of 1000163 is 3610001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1000163 - 2² = 1000159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5906 + ... + 6072.

It is an arithmetic number, because the mean of its divisors is an integer number (129276).

2^1000163 is an apocalyptic number.

1000163 is a deficient number, since it is larger than the sum of its proper divisors (34045).

1000163 is a wasteful number, since it uses less digits than its factorization.

1000163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1000163 is about 1000.0814966791. The cubic root of 1000163 is about 100.0054330381.

Adding to 1000163 its reverse (3610001), we get a palindrome (4610164).

The spelling of 1000163 in words is "one million, one hundred sixty-three", and thus it is an aban number.