11518104 has 128 divisors (see below), whose sum is σ = 34272000. Its totient is φ = 3193344.

The previous prime is 11518103. The next prime is 11518151. The reversal of 11518104 is 40181511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11518103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171879 + ... + 171945.

It is an arithmetic number, because the mean of its divisors is an integer number (267750).

Almost surely, 2^11518104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11518104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17136000).

11518104 is an abundant number, since it is smaller than the sum of its proper divisors (22753896).

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

11518104 is a wasteful number, since it uses less digits than its factorization.

11518104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 21.

The square root of 11518104 is about 3393.8332310236. The cubic root of 11518104 is about 225.8362559439.

Adding to 11518104 its reverse (40181511), we get a palindrome (51699615).

The spelling of 11518104 in words is "eleven million, five hundred eighteen thousand, one hundred four".