1129233 has 8 divisors (see below), whose sum is σ = 1720768. Its totient is φ = 645264.

The previous prime is 1129229. The next prime is 1129253. The reversal of 1129233 is 3329211.

It is a happy number.

1129233 is nontrivially palindromic in base 4.

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

It is not a de Polignac number, because 1129233 - 2² = 1129229 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 53773 = 1129233 / (1 + 1 + 2 + 9 + 2 + 3 + 3).

It is not an unprimeable number, because it can be changed into a prime (1129213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26866 + ... + 26907.

It is an arithmetic number, because the mean of its divisors is an integer number (215096).

2^1129233 is an apocalyptic number.

It is an amenable number.

1129233 is a deficient number, since it is larger than the sum of its proper divisors (591535).

1129233 is an equidigital number, since it uses as much as digits as its factorization.

1129233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53783.

The product of its digits is 324, while the sum is 21.

The square root of 1129233 is about 1062.6537535811. The cubic root of 1129233 is about 104.1344722553.

It can be divided in two parts, 11292 and 33, that added together give a triangular number (11325 = T₁₅₀).

The spelling of 1129233 in words is "one million, one hundred twenty-nine thousand, two hundred thirty-three".