11448565 has 12 divisors (see below), whose sum is σ = 14586156. Its totient is φ = 8596608.

The previous prime is 11448559. The next prime is 11448581. The reversal of 11448565 is 56584411.

It can be written as a sum of positive squares in 2 ways, for example, as 6599761 + 4848804 = 2569^2 + 2202^2 .

It is a de Polignac number, because none of the positive numbers 2^k-11448565 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11448565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31012 + ... + 31378.

It is an arithmetic number, because the mean of its divisors is an integer number (1215513).

Almost surely, 2^11448565 is an apocalyptic number.

It is an amenable number.

11448565 is a deficient number, since it is larger than the sum of its proper divisors (3137591).

11448565 is an frugal number, since it uses more digits than its factorization.

11448565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756 (or 389 counting only the distinct ones).

The product of its digits is 19200, while the sum is 34.

The square root of 11448565 is about 3383.5728158265. The cubic root of 11448565 is about 225.3808529167.

The spelling of 11448565 in words is "eleven million, four hundred forty-eight thousand, five hundred sixty-five".