1140663663 has 12 divisors (see below), whose sum is σ = 1650907440. Its totient is φ = 758927616.

The previous prime is 1140663653. The next prime is 1140663691. The reversal of 1140663663 is 3663660411.

1140663663 is a `hidden beast` number, since 1 + 14 + 0 + 6 + 636 + 6 + 3 = 666.

It is not a de Polignac number, because 1140663663 - 2⁴ = 1140663647 is a prime.

It is a super-2 number, since 2×1140663663² = 2602227184177155138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140663653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121458 + ... + 130511.

It is an arithmetic number, because the mean of its divisors is an integer number (137575620).

Almost surely, 2^1140663663 is an apocalyptic number.

1140663663 is a deficient number, since it is larger than the sum of its proper divisors (510243777).

1140663663 is a wasteful number, since it uses less digits than its factorization.

1140663663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252478 (or 252475 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 1140663663 is about 33773.7126031474. The cubic root of 1140663663 is about 1044.8466043165.

The spelling of 1140663663 in words is "one billion, one hundred forty million, six hundred sixty-three thousand, six hundred sixty-three".