14000005 has 4 divisors (see below), whose sum is σ = 16800012. Its totient is φ = 11200000.

The previous prime is 13999981. The next prime is 14000029. The reversal of 14000005 is 50000041.

14000005 is digitally balanced in base 3, 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 is an interprime number because it is at equal distance from previous prime (13999981) and next prime (14000029).

It can be written as a sum of positive squares in 2 ways, for example, as 6806881 + 7193124 = 2609^2 + 2682^2 .

It is not a de Polignac number, because 14000005 - 2⁷ = 13999877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13999955 and 14000000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1399996 + ... + 1400005.

It is an arithmetic number, because the mean of its divisors is an integer number (4200003).

Almost surely, 2^14000005 is an apocalyptic number.

It is an amenable number.

14000005 is a deficient number, since it is larger than the sum of its proper divisors (2800007).

14000005 is an equidigital number, since it uses as much as digits as its factorization.

14000005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2800006.

The product of its (nonzero) digits is 20, while the sum is 10.

The square root of 14000005 is about 3741.6580549270. The cubic root of 14000005 is about 241.0142551097.

Adding to 14000005 its reverse (50000041), we get a palindrome (64000046).

The spelling of 14000005 in words is "fourteen million, five", and thus it is an aban number.