1133130233 has 4 divisors (see below), whose sum is σ = 1133794980. Its totient is φ = 1132465488.

The previous prime is 1133130203. The next prime is 1133130241. The reversal of 1133130233 is 3320313311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 785568784 + 347561449 = 28028^2 + 18643^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133130233 - 2⁶ = 1133130169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1133130203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329810 + ... + 333227.

It is an arithmetic number, because the mean of its divisors is an integer number (283448745).

Almost surely, 2^1133130233 is an apocalyptic number.

It is an amenable number.

1133130233 is a deficient number, since it is larger than the sum of its proper divisors (664747).

1133130233 is an equidigital number, since it uses as much as digits as its factorization.

1133130233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664746.

The product of its (nonzero) digits is 486, while the sum is 20.

The square root of 1133130233 is about 33661.9998366110. Note that the first 3 decimals coincide. The cubic root of 1133130233 is about 1042.5413174031.

Adding to 1133130233 its reverse (3320313311), we get a palindrome (4453443544).

The spelling of 1133130233 in words is "one billion, one hundred thirty-three million, one hundred thirty thousand, two hundred thirty-three".