1140884568 has 64 divisors (see below), whose sum is σ = 3271372800. Its totient is φ = 368025120.

The previous prime is 1140884543. The next prime is 1140884581. The reversal of 1140884568 is 8654880411.

1140884568 is a `hidden beast` number, since 1 + 1 + 4 + 0 + 8 + 84 + 568 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78496 + ... + 91887.

It is an arithmetic number, because the mean of its divisors is an integer number (51115200).

Almost surely, 2^1140884568 is an apocalyptic number.

1140884568 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1140884568 is an abundant number, since it is smaller than the sum of its proper divisors (2130488232).

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

1140884568 is a wasteful number, since it uses less digits than its factorization.

1140884568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170429 (or 170419 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 45.

The square root of 1140884568 is about 33776.9828137446. The cubic root of 1140884568 is about 1044.9140495382.

The spelling of 1140884568 in words is "one billion, one hundred forty million, eight hundred eighty-four thousand, five hundred sixty-eight".