1080636012 has 48 divisors (see below), whose sum is σ = 2806362720. Its totient is φ = 359606016.

The previous prime is 1080635999. The next prime is 1080636031. The reversal of 1080636012 is 2106360801.

1080636012 is a `hidden beast` number, since 10 + 8 + 0 + 636 + 0 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58528 + ... + 74744.

It is an arithmetic number, because the mean of its divisors is an integer number (58465890).

Almost surely, 2^1080636012 is an apocalyptic number.

1080636012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1080636012 is an abundant number, since it is smaller than the sum of its proper divisors (1725726708).

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

1080636012 is a wasteful number, since it uses less digits than its factorization.

1080636012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16847 (or 16839 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 1080636012 is about 32873.0286405132. The cubic root of 1080636012 is about 1026.1869294509.

Adding to 1080636012 its reverse (2106360801), we get a palindrome (3186996813).

The spelling of 1080636012 in words is "one billion, eighty million, six hundred thirty-six thousand, twelve".