11055618 has 24 divisors (see below), whose sum is σ = 27376128. Its totient is φ = 3158712.

The previous prime is 11055599. The next prime is 11055647. The reversal of 11055618 is 81655011.

It is a junction number, because it is equal to n+sod(n) for n = 11055591 and 11055600.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43746 + ... + 43997.

It is an arithmetic number, because the mean of its divisors is an integer number (1140672).

Almost surely, 2^11055618 is an apocalyptic number.

11055618 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11055618 is an abundant number, since it is smaller than the sum of its proper divisors (16320510).

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

11055618 is a wasteful number, since it uses less digits than its factorization.

11055618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87758 (or 87755 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 27.

The square root of 11055618 is about 3324.9989473683. The cubic root of 11055618 is about 222.7722073488.

It can be divided in two parts, 1105561 and 8, that multiplied together give a palindrome (8844488).

The spelling of 11055618 in words is "eleven million, fifty-five thousand, six hundred eighteen".