11055500 has 24 divisors (see below), whose sum is σ = 24146304. Its totient is φ = 4422000.

The previous prime is 11055493. The next prime is 11055509. The reversal of 11055500 is 555011.

It is not an unprimeable number, because it can be changed into a prime (11055509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10556 + ... + 11555.

It is an arithmetic number, because the mean of its divisors is an integer number (1006096).

Almost surely, 2^11055500 is an apocalyptic number.

11055500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11055500 is an abundant number, since it is smaller than the sum of its proper divisors (13090804).

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

11055500 is a wasteful number, since it uses less digits than its factorization.

11055500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22130 (or 22118 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 17.

The square root of 11055500 is about 3324.9812029544. The cubic root of 11055500 is about 222.7714147740.

Adding to 11055500 its product of nonzero digits (125), we get a square (11055625 = 3325²).

It can be divided in two parts, 1 and 1055500, that added together give a palindrome (1055501).

The spelling of 11055500 in words is "eleven million, fifty-five thousand, five hundred".