1133231312 has 20 divisors (see below), whose sum is σ = 2217377796. Its totient is φ = 561004800.

The previous prime is 1133231303. The next prime is 1133231327. The reversal of 1133231312 is 2131323311.

It can be written as a sum of positive squares in 2 ways, for example, as 506430016 + 626801296 = 22504^2 + 25036^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349013 + ... + 352244.

Almost surely, 2^1133231312 is an apocalyptic number.

It is an amenable number.

1133231312 is a deficient number, since it is larger than the sum of its proper divisors (1084146484).

1133231312 is a wasteful number, since it uses less digits than its factorization.

1133231312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701366 (or 701360 counting only the distinct ones).

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

The square root of 1133231312 is about 33663.5011845173. The cubic root of 1133231312 is about 1042.5723158702.

Adding to 1133231312 its reverse (2131323311), we get a palindrome (3264554623).

The spelling of 1133231312 in words is "one billion, one hundred thirty-three million, two hundred thirty-one thousand, three hundred twelve".