1129163 has 4 divisors (see below), whose sum is σ = 1290480. Its totient is φ = 967848.

The previous prime is 1129159. The next prime is 1129169. The reversal of 1129163 is 3619211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1129163 - 2² = 1129159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1129169) 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 3 ways as a sum of consecutive naturals, for example, 80648 + ... + 80661.

It is an arithmetic number, because the mean of its divisors is an integer number (322620).

2^1129163 is an apocalyptic number.

1129163 is a deficient number, since it is larger than the sum of its proper divisors (161317).

1129163 is an equidigital number, since it uses as much as digits as its factorization.

1129163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161316.

The product of its digits is 324, while the sum is 23.

The square root of 1129163 is about 1062.6208166604. The cubic root of 1129163 is about 104.1323204809.

The spelling of 1129163 in words is "one million, one hundred twenty-nine thousand, one hundred sixty-three".