1123321233 has 8 divisors (see below), whose sum is σ = 1505604096. Its totient is φ = 744959600.

The previous prime is 1123321231. The next prime is 1123321261. The reversal of 1123321233 is 3321233211.

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 1123321233 - 2¹ = 1123321231 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1123321231) 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, 979638 + ... + 980783.

It is an arithmetic number, because the mean of its divisors is an integer number (188200512).

Almost surely, 2^1123321233 is an apocalyptic number.

It is an amenable number.

1123321233 is a deficient number, since it is larger than the sum of its proper divisors (382282863).

1123321233 is a wasteful number, since it uses less digits than its factorization.

1123321233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1960615.

The product of its digits is 648, while the sum is 21.

The square root of 1123321233 is about 33515.9847386288. The cubic root of 1123321233 is about 1039.5243241966.

Adding to 1123321233 its reverse (3321233211), we get a palindrome (4444554444).

The spelling of 1123321233 in words is "one billion, one hundred twenty-three million, three hundred twenty-one thousand, two hundred thirty-three".