1133312144 has 20 divisors (see below), whose sum is σ = 2237223996. Its totient is φ = 555964032.

The previous prime is 1133312137. The next prime is 1133312149. The reversal of 1133312144 is 4412133311.

It can be written as a sum of positive squares in 2 ways, for example, as 502297744 + 631014400 = 22412^2 + 25120^2 .

It is not an unprimeable number, because it can be changed into a prime (1133312149) 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 3 ways as a sum of consecutive naturals, for example, 667379 + ... + 669074.

Almost surely, 2^1133312144 is an apocalyptic number.

It is an amenable number.

1133312144 is a deficient number, since it is larger than the sum of its proper divisors (1103911852).

1133312144 is a wasteful number, since it uses less digits than its factorization.

1133312144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336514 (or 1336508 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 1133312144 is about 33664.7017512409. The cubic root of 1133312144 is about 1042.5971037492.

Adding to 1133312144 its reverse (4412133311), we get a palindrome (5545445455).

The spelling of 1133312144 in words is "one billion, one hundred thirty-three million, three hundred twelve thousand, one hundred forty-four".