1100085056 has 28 divisors (see below), whose sum is σ = 2494836768. Its totient is φ = 471464832.

The previous prime is 1100085053. The next prime is 1100085131. The reversal of 1100085056 is 6505800011.

It is a tau number, because it is divible by the number of its divisors (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100085053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1227326 + ... + 1228221.

Almost surely, 2^1100085056 is an apocalyptic number.

1100085056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1100085056 is an abundant number, since it is smaller than the sum of its proper divisors (1394751712).

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

1100085056 is an equidigital number, since it uses as much as digits as its factorization.

1100085056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2455566 (or 2455556 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 26.

The square root of 1100085056 is about 33167.5301462138. The cubic root of 1100085056 is about 1032.3067213214.

Adding to 1100085056 its reverse (6505800011), we get a palindrome (7605885067).

The spelling of 1100085056 in words is "one billion, one hundred million, eighty-five thousand, fifty-six".