11821106 has 16 divisors (see below), whose sum is σ = 19968768. Its totient is φ = 5199600.

The previous prime is 11821081. The next prime is 11821123. The reversal of 11821106 is 60112811.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7985 + ... + 9348.

It is an arithmetic number, because the mean of its divisors is an integer number (1248048).

Almost surely, 2^11821106 is an apocalyptic number.

11821106 is a deficient number, since it is larger than the sum of its proper divisors (8147662).

11821106 is a wasteful number, since it uses less digits than its factorization.

11821106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17377.

The product of its (nonzero) digits is 96, while the sum is 20.

The square root of 11821106 is about 3438.1835320413. The cubic root of 11821106 is about 227.7994671571.

Adding to 11821106 its reverse (60112811), we get a palindrome (71933917).

The spelling of 11821106 in words is "eleven million, eight hundred twenty-one thousand, one hundred six".