14081755409 has 4 divisors (see below), whose sum is σ = 14425212900. Its totient is φ = 13738297920.

The previous prime is 14081755381. The next prime is 14081755459. The reversal of 14081755409 is 90455718041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 90455718041 = 13 ⋅6958132157.

It can be written as a sum of positive squares in 2 ways, for example, as 3086135809 + 10995619600 = 55553^2 + 104860^2 .

It is a cyclic number.

It is not a de Polignac number, because 14081755409 - 2¹⁶ = 14081689873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14081755409.

It is not an unprimeable number, because it can be changed into a prime (14081755459) 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, 171728684 + ... + 171728765.

It is an arithmetic number, because the mean of its divisors is an integer number (3606303225).

Almost surely, 2^14081755409 is an apocalyptic number.

It is an amenable number.

14081755409 is a deficient number, since it is larger than the sum of its proper divisors (343457491).

14081755409 is an equidigital number, since it uses as much as digits as its factorization.

14081755409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343457490.

The product of its (nonzero) digits is 201600, while the sum is 44.

The spelling of 14081755409 in words is "fourteen billion, eighty-one million, seven hundred fifty-five thousand, four hundred nine".