1140333312 has 72 divisors (see below), whose sum is σ = 3046704640. Its totient is φ = 378639360.

The previous prime is 1140333277. The next prime is 1140333371. The reversal of 1140333312 is 2133330411.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205389 + ... + 210867.

Almost surely, 2^1140333312 is an apocalyptic number.

1140333312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1140333312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1523352320).

1140333312 is an abundant number, since it is smaller than the sum of its proper divisors (1906371328).

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

1140333312 is an equidigital number, since it uses as much as digits as its factorization.

1140333312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5769 (or 5755 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1140333312 is about 33768.8215962595. The cubic root of 1140333312 is about 1044.7457275321.

Adding to 1140333312 its reverse (2133330411), we get a palindrome (3273663723).

The spelling of 1140333312 in words is "one billion, one hundred forty million, three hundred thirty-three thousand, three hundred twelve".