1063323540 has 36 divisors (see below), whose sum is σ = 3225415284. Its totient is φ = 283552896.

The previous prime is 1063323539. The next prime is 1063323587. The reversal of 1063323540 is 453233601.

It is a happy number.

1063323540 is a `hidden beast` number, since 1 + 0 + 633 + 23 + 5 + 4 + 0 = 666.

1063323540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 294259716 + 769063824 = 17154^2 + 27732^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1063323540² = 2261313901436263200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2953497 + ... + 2953856.

It is an arithmetic number, because the mean of its divisors is an integer number (89594869).

Almost surely, 2^1063323540 is an apocalyptic number.

1063323540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1063323540 is an abundant number, since it is smaller than the sum of its proper divisors (2162091744).

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

1063323540 is a wasteful number, since it uses less digits than its factorization.

1063323540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5907368 (or 5907363 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 1063323540 is about 32608.6421060430. The cubic root of 1063323540 is about 1020.6773470986.

The spelling of 1063323540 in words is "one billion, sixty-three million, three hundred twenty-three thousand, five hundred forty".