14448309 has 4 divisors (see below), whose sum is σ = 19264416. Its totient is φ = 9632204.

The previous prime is 14448307. The next prime is 14448319. The reversal of 14448309 is 90384441.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14448309 - 2¹ = 14448307 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14448309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14448307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2408049 + ... + 2408054.

It is an arithmetic number, because the mean of its divisors is an integer number (4816104).

Almost surely, 2^14448309 is an apocalyptic number.

It is an amenable number.

14448309 is a deficient number, since it is larger than the sum of its proper divisors (4816107).

14448309 is an equidigital number, since it uses as much as digits as its factorization.

14448309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4816106.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 14448309 is about 3801.0931322450. The cubic root of 14448309 is about 243.5598364278.

The spelling of 14448309 in words is "fourteen million, four hundred forty-eight thousand, three hundred nine".