11813338 has 8 divisors (see below), whose sum is σ = 17794260. Its totient is φ = 5881920.

The previous prime is 11813303. The next prime is 11813341. The reversal of 11813338 is 83331811.

It can be written as a sum of positive squares in 2 ways, for example, as 10156969 + 1656369 = 3187^2 + 1287^2 .

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

It is an unprimeable number.

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, 11773 + ... + 12736.

Almost surely, 2^11813338 is an apocalyptic number.

11813338 is a deficient number, since it is larger than the sum of its proper divisors (5980922).

11813338 is a wasteful number, since it uses less digits than its factorization.

11813338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24752.

The product of its digits is 1728, while the sum is 28.

The square root of 11813338 is about 3437.0536801162. The cubic root of 11813338 is about 227.7495582904.

It can be divided in two parts, 118 and 13338, that added together give a square (13456 = 116²).

The spelling of 11813338 in words is "eleven million, eight hundred thirteen thousand, three hundred thirty-eight".