1131132233 has 16 divisors (see below), whose sum is σ = 1414778496. Its totient is φ = 878567040.

The previous prime is 1131132199. The next prime is 1131132241. The reversal of 1131132233 is 3322311311.

It is a cyclic number.

It is not a de Polignac number, because 1131132233 - 2¹⁴ = 1131115849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131131233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 635 + ... + 47567.

It is an arithmetic number, because the mean of its divisors is an integer number (88423656).

Almost surely, 2^1131132233 is an apocalyptic number.

It is an amenable number.

1131132233 is a deficient number, since it is larger than the sum of its proper divisors (283646263).

1131132233 is a wasteful number, since it uses less digits than its factorization.

1131132233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47264.

The product of its digits is 324, while the sum is 20.

The square root of 1131132233 is about 33632.3093616837. The cubic root of 1131132233 is about 1041.9282007525.

Adding to 1131132233 its reverse (3322311311), we get a palindrome (4453443544).

The spelling of 1131132233 in words is "one billion, one hundred thirty-one million, one hundred thirty-two thousand, two hundred thirty-three".