11320312 has 8 divisors (see below), whose sum is σ = 21225600. Its totient is φ = 5660152.

The previous prime is 11320307. The next prime is 11320313. The reversal of 11320312 is 21302311.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 11320292 and 11320301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11320313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 707512 + ... + 707527.

It is an arithmetic number, because the mean of its divisors is an integer number (2653200).

Almost surely, 2^11320312 is an apocalyptic number.

It is an amenable number.

11320312 is a deficient number, since it is larger than the sum of its proper divisors (9905288).

11320312 is a wasteful number, since it uses less digits than its factorization.

11320312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1415045 (or 1415041 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 11320312 is about 3364.5671341199. The cubic root of 11320312 is about 224.5360778522.

Adding to 11320312 its reverse (21302311), we get a palindrome (32622623).

The spelling of 11320312 in words is "eleven million, three hundred twenty thousand, three hundred twelve".