1333133312 has 72 divisors (see below), whose sum is σ = 3049247376. Its totient is φ = 570949632.

The previous prime is 1333133303. The next prime is 1333133317. The reversal of 1333133312 is 2133313331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1333133317) 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, 916778 + ... + 918230.

It is an arithmetic number, because the mean of its divisors is an integer number (42350658).

Almost surely, 2^1333133312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1333133312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1524623688).

1333133312 is an abundant number, since it is smaller than the sum of its proper divisors (1716114064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1333133312 is an frugal number, since it uses more digits than its factorization.

1333133312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494 (or 1462 counting only the distinct ones).

The product of its digits is 1458, while the sum is 23.

The square root of 1333133312 is about 36512.0981593773. The cubic root of 1333133312 is about 1100.5873755549.

Adding to 1333133312 its reverse (2133313331), we get a palindrome (3466446643).

It can be divided in two parts, 133313331 and 2, that multiplied together give a palindrome (266626662).

The spelling of 1333133312 in words is "one billion, three hundred thirty-three million, one hundred thirty-three thousand, three hundred twelve".