11320664 has 8 divisors (see below), whose sum is σ = 21226260. Its totient is φ = 5660328.

The previous prime is 11320663. The next prime is 11320667. The reversal of 11320664 is 46602311.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11320663) 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 as a sum of consecutive naturals, namely, 707534 + ... + 707549.

Almost surely, 2^11320664 is an apocalyptic number.

It is an amenable number.

11320664 is a deficient number, since it is larger than the sum of its proper divisors (9905596).

11320664 is a wasteful number, since it uses less digits than its factorization.

11320664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1415089 (or 1415085 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 11320664 is about 3364.6194435627. The cubic root of 11320664 is about 224.5384051108.

Adding to 11320664 its reverse (46602311), we get a palindrome (57922975).

The spelling of 11320664 in words is "eleven million, three hundred twenty thousand, six hundred sixty-four".