11216117 has 4 divisors (see below), whose sum is σ = 12235776. Its totient is φ = 10196460.

The previous prime is 11216113. The next prime is 11216119. The reversal of 11216117 is 71161211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11216117 - 2² = 11216113 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11216113) 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 3 ways as a sum of consecutive naturals, for example, 509813 + ... + 509834.

It is an arithmetic number, because the mean of its divisors is an integer number (3058944).

Almost surely, 2^11216117 is an apocalyptic number.

It is an amenable number.

11216117 is a deficient number, since it is larger than the sum of its proper divisors (1019659).

11216117 is a wasteful number, since it uses less digits than its factorization.

11216117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019658.

The product of its digits is 84, while the sum is 20.

The square root of 11216117 is about 3349.0471779299. The cubic root of 11216117 is about 223.8450578695.

Adding to 11216117 its reverse (71161211), we get a palindrome (82377328).

The spelling of 11216117 in words is "eleven million, two hundred sixteen thousand, one hundred seventeen".