14111309 has 8 divisors (see below), whose sum is σ = 15088320. Its totient is φ = 13150656.

The previous prime is 14111299. The next prime is 14111311. The reversal of 14111309 is 90311141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14111309 - 2²⁰ = 13062733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14111329) 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 in 7 ways as a sum of consecutive naturals, for example, 2279 + ... + 5780.

It is an arithmetic number, because the mean of its divisors is an integer number (1886040).

Almost surely, 2^14111309 is an apocalyptic number.

It is an amenable number.

14111309 is a deficient number, since it is larger than the sum of its proper divisors (977011).

14111309 is a wasteful number, since it uses less digits than its factorization.

14111309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8179.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 14111309 is about 3756.5022294683. The cubic root of 14111309 is about 241.6512804050.

The spelling of 14111309 in words is "fourteen million, one hundred eleven thousand, three hundred nine".