11671338 has 16 divisors (see below), whose sum is σ = 26677440. Its totient is φ = 3334656.

The previous prime is 11671307. The next prime is 11671343. The reversal of 11671338 is 83317611.

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 7 ways as a sum of consecutive naturals, for example, 138903 + ... + 138986.

It is an arithmetic number, because the mean of its divisors is an integer number (1667340).

Almost surely, 2^11671338 is an apocalyptic number.

11671338 is an abundant number, since it is smaller than the sum of its proper divisors (15006102).

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

11671338 is a wasteful number, since it uses less digits than its factorization.

11671338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277901.

The product of its digits is 3024, while the sum is 30.

The square root of 11671338 is about 3416.3340000650. The cubic root of 11671338 is about 226.8333371424.

Adding to 11671338 its reverse (83317611), we get a palindrome (94988949).

The spelling of 11671338 in words is "eleven million, six hundred seventy-one thousand, three hundred thirty-eight".