14000001005 has 4 divisors (see below), whose sum is σ = 16800001212. Its totient is φ = 11200000800.

The previous prime is 14000000977. The next prime is 14000001049. The reversal of 14000001005 is 50010000041.

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 8585690281 + 5414310724 = 92659^2 + 73582^2 .

It is not a de Polignac number, because 14000001005 - 2⁶ = 14000000941 is a prime.

It is a Duffinian number.

It is a Curzon number.

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, 1400000096 + ... + 1400000105.

It is an arithmetic number, because the mean of its divisors is an integer number (4200000303).

Almost surely, 2^14000001005 is an apocalyptic number.

It is an amenable number.

14000001005 is a deficient number, since it is larger than the sum of its proper divisors (2800000207).

14000001005 is an equidigital number, since it uses as much as digits as its factorization.

14000001005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2800000206.

The product of its (nonzero) digits is 20, while the sum is 11.

Adding to 14000001005 its reverse (50010000041), we get a palindrome (64010001046).

The spelling of 14000001005 in words is "fourteen billion, one thousand, five".