11321465 has 4 divisors (see below), whose sum is σ = 13585764. Its totient is φ = 9057168.

The previous prime is 11321441. The next prime is 11321509. The reversal of 11321465 is 56412311.

11321465 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2917264 + 8404201 = 1708^2 + 2899^2 .

It is a cyclic number.

It is not a de Polignac number, because 11321465 - 2¹⁶ = 11255929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11321465.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1132142 + ... + 1132151.

It is an arithmetic number, because the mean of its divisors is an integer number (3396441).

Almost surely, 2^11321465 is an apocalyptic number.

It is an amenable number.

11321465 is a deficient number, since it is larger than the sum of its proper divisors (2264299).

11321465 is an equidigital number, since it uses as much as digits as its factorization.

11321465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2264298.

The product of its digits is 720, while the sum is 23.

The square root of 11321465 is about 3364.7384742354. The cubic root of 11321465 is about 224.5437007667.

Adding to 11321465 its reverse (56412311), we get a palindrome (67733776).

The spelling of 11321465 in words is "eleven million, three hundred twenty-one thousand, four hundred sixty-five".