11133836 has 48 divisors (see below), whose sum is σ = 23396352. Its totient is φ = 4536000.

The previous prime is 11133833. The next prime is 11133839. The reversal of 11133836 is 63833111.

It is a happy number.

11133836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11133833) and next prime (11133839).

It is not an unprimeable number, because it can be changed into a prime (11133833) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87605 + ... + 87731.

It is an arithmetic number, because the mean of its divisors is an integer number (487424).

Almost surely, 2^11133836 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 11133836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11698176).

11133836 is an abundant number, since it is smaller than the sum of its proper divisors (12262516).

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

11133836 is a wasteful number, since it uses less digits than its factorization.

11133836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 268 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 11133836 is about 3336.7403255273. The cubic root of 11133836 is about 223.2963409931.

Adding to 11133836 its reverse (63833111), we get a palindrome (74966947).

The spelling of 11133836 in words is "eleven million, one hundred thirty-three thousand, eight hundred thirty-six".