1133823 has 8 divisors (see below), whose sum is σ = 1523200. Its totient is φ = 750168.

The previous prime is 1133819. The next prime is 1133827. The reversal of 1133823 is 3283311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1133819) and next prime (1133827).

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

It is not a de Polignac number, because 1133823 - 2² = 1133819 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1133823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133827) 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 7 ways as a sum of consecutive naturals, for example, 943 + ... + 1776.

It is an arithmetic number, because the mean of its divisors is an integer number (190400).

2^1133823 is an apocalyptic number.

1133823 is a deficient number, since it is larger than the sum of its proper divisors (389377).

1133823 is a wasteful number, since it uses less digits than its factorization.

1133823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2861.

The product of its digits is 432, while the sum is 21.

The square root of 1133823 is about 1064.8112508797. The cubic root of 1133823 is about 104.2753735201.

The spelling of 1133823 in words is "one million, one hundred thirty-three thousand, eight hundred twenty-three".