14354309 has 4 divisors (see below), whose sum is σ = 14383020. Its totient is φ = 14325600.

The previous prime is 14354297. The next prime is 14354311. The reversal of 14354309 is 90345341.

14354309 is digitally balanced in base 2, 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 10660225 + 3694084 = 3265^2 + 1922^2 .

It is a cyclic number.

It is not a de Polignac number, because 14354309 - 2¹² = 14350213 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14354359) 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, 13592 + ... + 14609.

It is an arithmetic number, because the mean of its divisors is an integer number (3595755).

Almost surely, 2^14354309 is an apocalyptic number.

It is an amenable number.

14354309 is a deficient number, since it is larger than the sum of its proper divisors (28711).

14354309 is an equidigital number, since it uses as much as digits as its factorization.

14354309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28710.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 14354309 is about 3788.7080911572. The cubic root of 14354309 is about 243.0304906221.

The spelling of 14354309 in words is "fourteen million, three hundred fifty-four thousand, three hundred nine".