11100056 has 24 divisors (see below), whose sum is σ = 22878660. Its totient is φ = 5045040.

The previous prime is 11100049. The next prime is 11100059. The reversal of 11100056 is 65000111.

It is a super-2 number, since 2×11100056² = 246422486406272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11100056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100059) 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 5 ways as a sum of consecutive naturals, for example, 4766 + ... + 6701.

Almost surely, 2^11100056 is an apocalyptic number.

It is an amenable number.

11100056 is an abundant number, since it is smaller than the sum of its proper divisors (11778604).

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

11100056 is a wasteful number, since it uses less digits than its factorization.

11100056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11495 (or 11480 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 11100056 is about 3331.6746539841. The cubic root of 11100056 is about 223.0702855795.

Adding to 11100056 its reverse (65000111), we get a palindrome (76100167).

The spelling of 11100056 in words is "eleven million, one hundred thousand, fifty-six".