1102564812 has 24 divisors (see below), whose sum is σ = 2573983216. Its totient is φ = 367331328.

The previous prime is 1102564807. The next prime is 1102564831. The reversal of 1102564812 is 2184652011.

It is a self number, because there is not a number n which added to its sum of digits gives 1102564812.

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 7 ways as a sum of consecutive naturals, for example, 1428 + ... + 46980.

Almost surely, 2^1102564812 is an apocalyptic number.

1102564812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1102564812 is an abundant number, since it is smaller than the sum of its proper divisors (1471418404).

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

1102564812 is a wasteful number, since it uses less digits than its factorization.

1102564812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47577 (or 47575 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 1102564812 is about 33204.8913866617. The cubic root of 1102564812 is about 1033.0817970712.

The spelling of 1102564812 in words is "one billion, one hundred two million, five hundred sixty-four thousand, eight hundred twelve".