1140683328 has 42 divisors (see below), whose sum is σ = 3269564454. Its totient is φ = 380227584.

The previous prime is 1140683311. The next prime is 1140683339. The reversal of 1140683328 is 8233860411.

It can be written as a sum of positive squares in only one way, i.e., 1084253184 + 56430144 = 32928^2 + 7512^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1140683292 and 1140683301.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 989601 + ... + 990752.

Almost surely, 2^1140683328 is an apocalyptic number.

1140683328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1140683328 is an abundant number, since it is smaller than the sum of its proper divisors (2128881126).

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

1140683328 is a wasteful number, since it uses less digits than its factorization.

1140683328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1980371 (or 1980358 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 1140683328 is about 33774.0037306802. The cubic root of 1140683328 is about 1044.8526086545.

The spelling of 1140683328 in words is "one billion, one hundred forty million, six hundred eighty-three thousand, three hundred twenty-eight".