11810118 has 8 divisors (see below), whose sum is σ = 23620248. Its totient is φ = 3936704.

The previous prime is 11810107. The next prime is 11810119. The reversal of 11810118 is 81101811.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

11810118 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 11810094 and 11810103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11810119) 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 3 ways as a sum of consecutive naturals, for example, 984171 + ... + 984182.

It is an arithmetic number, because the mean of its divisors is an integer number (2952531).

Almost surely, 2^11810118 is an apocalyptic number.

11810118 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11810118 is a wasteful number, since it uses less digits than its factorization.

11810118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1968358.

The product of its (nonzero) digits is 64, while the sum is 21.

The square root of 11810118 is about 3436.5852237359. The cubic root of 11810118 is about 227.7288635972.

Adding to 11810118 its reverse (81101811), we get a palindrome (92911929).

The spelling of 11810118 in words is "eleven million, eight hundred ten thousand, one hundred eighteen".