1040000663 has 16 divisors (see below), whose sum is σ = 1180139520. Its totient is φ = 908555616.

The previous prime is 1040000659. The next prime is 1040000669. The reversal of 1040000663 is 3660000401.

It is a cyclic number.

It is not a de Polignac number, because 1040000663 - 2² = 1040000659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040000669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385706 + ... + 388392.

It is an arithmetic number, because the mean of its divisors is an integer number (73758720).

Almost surely, 2^1040000663 is an apocalyptic number.

1040000663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1040000663 is a deficient number, since it is larger than the sum of its proper divisors (140138857).

1040000663 is a wasteful number, since it uses less digits than its factorization.

1040000663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4286.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1040000663 is about 32249.0412725712. The cubic root of 1040000663 is about 1013.1596191165.

The spelling of 1040000663 in words is "one billion, forty million, six hundred sixty-three", and thus it is an aban number.