14108694989 has 4 divisors (see below), whose sum is σ = 14114402556. Its totient is φ = 14102987424.

The previous prime is 14108694973. The next prime is 14108695001. The reversal of 14108694989 is 98949680141.

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 4412944900 + 9695750089 = 66430^2 + 98467^2 .

It is a cyclic number.

It is not a de Polignac number, because 14108694989 - 2⁴ = 14108694973 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14108694289) 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, 2850074 + ... + 2855019.

It is an arithmetic number, because the mean of its divisors is an integer number (3528600639).

Almost surely, 2^14108694989 is an apocalyptic number.

It is an amenable number.

14108694989 is a deficient number, since it is larger than the sum of its proper divisors (5707567).

14108694989 is an equidigital number, since it uses as much as digits as its factorization.

14108694989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5707566.

The product of its (nonzero) digits is 4478976, while the sum is 59.

The spelling of 14108694989 in words is "fourteen billion, one hundred eight million, six hundred ninety-four thousand, nine hundred eighty-nine".