1063571916 has 48 divisors (see below), whose sum is σ = 2715148800. Its totient is φ = 321357120.

The previous prime is 1063571909. The next prime is 1063571947. The reversal of 1063571916 is 6191753601.

It is a happy number.

It is a super-2 number, since 2×1063571916² = 2262370441007822112, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34525 + ... + 57611.

It is an arithmetic number, because the mean of its divisors is an integer number (56565600).

Almost surely, 2^1063571916 is an apocalyptic number.

It is an amenable number.

1063571916 is an abundant number, since it is smaller than the sum of its proper divisors (1651576884).

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

1063571916 is a wasteful number, since it uses less digits than its factorization.

1063571916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23454 (or 23452 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 39.

The square root of 1063571916 is about 32612.4503219246. The cubic root of 1063571916 is about 1020.7568124137.

The spelling of 1063571916 in words is "one billion, sixty-three million, five hundred seventy-one thousand, nine hundred sixteen".