1043233321 has 4 divisors (see below), whose sum is σ = 1123482052. Its totient is φ = 962984592.

The previous prime is 1043233313. The next prime is 1043233393. The reversal of 1043233321 is 1233323401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1233323401 = 173 ⋅7129037.

It can be written as a sum of positive squares in 2 ways, for example, as 214944921 + 828288400 = 14661^2 + 28780^2 .

It is a cyclic number.

It is not a de Polignac number, because 1043233321 - 2³ = 1043233313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1043233292 and 1043233301.

It is not an unprimeable number, because it can be changed into a prime (1043233921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40124346 + ... + 40124371.

It is an arithmetic number, because the mean of its divisors is an integer number (280870513).

Almost surely, 2^1043233321 is an apocalyptic number.

It is an amenable number.

1043233321 is a deficient number, since it is larger than the sum of its proper divisors (80248731).

1043233321 is an equidigital number, since it uses as much as digits as its factorization.

1043233321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80248730.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1043233321 is about 32299.1226041823. The cubic root of 1043233321 is about 1014.2082757998.

Adding to 1043233321 its reverse (1233323401), we get a palindrome (2276556722).

The spelling of 1043233321 in words is "one billion, forty-three million, two hundred thirty-three thousand, three hundred twenty-one".