14057709 has 4 divisors (see below), whose sum is σ = 18743616. Its totient is φ = 9371804.

The previous prime is 14057677. The next prime is 14057713. The reversal of 14057709 is 90775041.

14057709 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 14057709 - 2⁵ = 14057677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14057709.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14057509) 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, 2342949 + ... + 2342954.

It is an arithmetic number, because the mean of its divisors is an integer number (4685904).

Almost surely, 2^14057709 is an apocalyptic number.

It is an amenable number.

14057709 is a deficient number, since it is larger than the sum of its proper divisors (4685907).

14057709 is an equidigital number, since it uses as much as digits as its factorization.

14057709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4685906.

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 14057709 is about 3749.3611455820. The cubic root of 14057709 is about 241.3449317215.

The spelling of 14057709 in words is "fourteen million, fifty-seven thousand, seven hundred nine".