11168121 has 8 divisors (see below), whose sum is σ = 14913664. Its totient is φ = 7434000.

The previous prime is 11168077. The next prime is 11168137. The reversal of 11168121 is 12186111.

It is a happy number.

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

It is not a de Polignac number, because 11168121 - 2⁶ = 11168057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11168141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226 + ... + 4731.

It is an arithmetic number, because the mean of its divisors is an integer number (1864208).

Almost surely, 2^11168121 is an apocalyptic number.

It is an amenable number.

11168121 is a deficient number, since it is larger than the sum of its proper divisors (3745543).

11168121 is an equidigital number, since it uses as much as digits as its factorization.

11168121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5711.

The product of its digits is 96, while the sum is 21.

The square root of 11168121 is about 3341.8738755375. The cubic root of 11168121 is about 223.5253088066.

The spelling of 11168121 in words is "eleven million, one hundred sixty-eight thousand, one hundred twenty-one".