11317216 has 24 divisors (see below), whose sum is σ = 22554504. Its totient is φ = 5589120.

The previous prime is 11317211. The next prime is 11317237. The reversal of 11317216 is 61271311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11317211) 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, 526 + ... + 4786.

It is an arithmetic number, because the mean of its divisors is an integer number (939771).

Almost surely, 2^11317216 is an apocalyptic number.

11317216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11317216 is a deficient number, since it is larger than the sum of its proper divisors (11237288).

11317216 is an equidigital number, since it uses as much as digits as its factorization.

11317216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4354 (or 4346 counting only the distinct ones).

The product of its digits is 252, while the sum is 22.

The square root of 11317216 is about 3364.1070137557. The cubic root of 11317216 is about 224.5156064765.

Adding to 11317216 its reverse (61271311), we get a palindrome (72588527).

The spelling of 11317216 in words is "eleven million, three hundred seventeen thousand, two hundred sixteen".