1063688812 has 12 divisors (see below), whose sum is σ = 1862942760. Its totient is φ = 531419456.

The previous prime is 1063688803. The next prime is 1063688863. The reversal of 1063688812 is 2188863601.

It is a super-2 number, since 2×1063688812² = 2262867777547942688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100573 + ... + 110644.

It is an arithmetic number, because the mean of its divisors is an integer number (155245230).

Almost surely, 2^1063688812 is an apocalyptic number.

It is an amenable number.

1063688812 is a deficient number, since it is larger than the sum of its proper divisors (799253948).

1063688812 is a wasteful number, since it uses less digits than its factorization.

1063688812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212480 (or 212478 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 43.

The square root of 1063688812 is about 32614.2424716565. The cubic root of 1063688812 is about 1020.7942077903.

The spelling of 1063688812 in words is "one billion, sixty-three million, six hundred eighty-eight thousand, eight hundred twelve".