1133111233 has 8 divisors (see below), whose sum is σ = 1141786368. Its totient is φ = 1124454864.

The previous prime is 1133111191. The next prime is 1133111237. The reversal of 1133111233 is 3321113311.

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 1133111233 - 2⁹ = 1133110721 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1133111233.

It is not an unprimeable number, because it can be changed into a prime (1133111237) 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, 131310 + ... + 139672.

It is an arithmetic number, because the mean of its divisors is an integer number (142723296).

Almost surely, 2^1133111233 is an apocalyptic number.

It is an amenable number.

1133111233 is a deficient number, since it is larger than the sum of its proper divisors (8675135).

1133111233 is an equidigital number, since it uses as much as digits as its factorization.

1133111233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9383.

The product of its digits is 162, while the sum is 19.

The square root of 1133111233 is about 33661.7176180895. The cubic root of 1133111233 is about 1042.5354903601.

Adding to 1133111233 its reverse (3321113311), we get a palindrome (4454224544).

The spelling of 1133111233 in words is "one billion, one hundred thirty-three million, one hundred eleven thousand, two hundred thirty-three".