11204055 has 32 divisors (see below), whose sum is σ = 20088000. Its totient is φ = 5924736.

The previous prime is 11204033. The next prime is 11204057. The reversal of 11204055 is 55040211.

It is not a de Polignac number, because 11204055 - 2⁵ = 11204023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11204057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19837 + ... + 20393.

It is an arithmetic number, because the mean of its divisors is an integer number (627750).

Almost surely, 2^11204055 is an apocalyptic number.

11204055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11204055 is a deficient number, since it is larger than the sum of its proper divisors (8883945).

11204055 is a wasteful number, since it uses less digits than its factorization.

11204055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720 (or 714 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 11204055 is about 3347.2458828117. The cubic root of 11204055 is about 223.7647868467.

Adding to 11204055 its reverse (55040211), we get a palindrome (66244266).

The spelling of 11204055 in words is "eleven million, two hundred four thousand, fifty-five".