11316321 has 16 divisors (see below), whose sum is σ = 16835520. Its totient is φ = 7512480.

The previous prime is 11316317. The next prime is 11316329. The reversal of 11316321 is 12361311.

11316321 is a `hidden beast` number, since 1 + 1 + 31 + 632 + 1 = 666.

It is not a de Polignac number, because 11316321 - 2² = 11316317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11316294 and 11316303.

It is not an unprimeable number, because it can be changed into a prime (11316329) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6901 + ... + 8381.

It is an arithmetic number, because the mean of its divisors is an integer number (1052220).

Almost surely, 2^11316321 is an apocalyptic number.

It is an amenable number.

11316321 is a deficient number, since it is larger than the sum of its proper divisors (5519199).

11316321 is a wasteful number, since it uses less digits than its factorization.

11316321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1773 (or 1767 counting only the distinct ones).

The product of its digits is 108, while the sum is 18.

The square root of 11316321 is about 3363.9739891979. The cubic root of 11316321 is about 224.5096878606.

Adding to 11316321 its reverse (12361311), we get a palindrome (23677632).

The spelling of 11316321 in words is "eleven million, three hundred sixteen thousand, three hundred twenty-one".