11813936 has 20 divisors (see below), whose sum is σ = 23040192. Its totient is φ = 5868096.

The previous prime is 11813917. The next prime is 11813939. The reversal of 11813936 is 63931811.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (11813939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161 + ... + 4863.

Almost surely, 2^11813936 is an apocalyptic number.

11813936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11813936 is a deficient number, since it is larger than the sum of its proper divisors (11226256).

11813936 is a wasteful number, since it uses less digits than its factorization.

11813936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4868 (or 4862 counting only the distinct ones).

The product of its digits is 3888, while the sum is 32.

The square root of 11813936 is about 3437.1406721285. The cubic root of 11813936 is about 227.7534011766.

The spelling of 11813936 in words is "eleven million, eight hundred thirteen thousand, nine hundred thirty-six".