11436 has 12 divisors (see below), whose sum is σ = 26712. Its totient is φ = 3808.

The previous prime is 11423. The next prime is 11437. The reversal of 11436 is 63411.

11436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (11437) by changing a digit.

11436 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465 + ... + 488.

It is an arithmetic number, because the mean of its divisors is an integer number (2226).

2¹¹⁴³⁶ is an apocalyptic number.

It is an amenable number.

11436 is an abundant number, since it is smaller than the sum of its proper divisors (15276).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13356).

11436 is a wasteful number, since it uses less digits than its factorization.

11436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960 (or 958 counting only the distinct ones).

The product of its digits is 72, while the sum is 15.

The square root of 11436 is about 106.9392350824. The cubic root of 11436 is about 22.5298369593.

Adding to 11436 its reverse (63411), we get a palindrome (74847).

The spelling of 11436 in words is "eleven thousand, four hundred thirty-six".