14739889909 has 2 divisors, whose sum is σ = 14739889910. Its totient is φ = 14739889908.

The previous prime is 14739889907. The next prime is 14739889979. The reversal of 14739889909 is 90998893741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13952806884 + 787083025 = 118122^2 + 28055^2 .

It is a cyclic number.

It is not a de Polignac number, because 14739889909 - 2¹ = 14739889907 is a prime.

Together with 14739889907, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14739889907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7369944954 + 7369944955.

It is an arithmetic number, because the mean of its divisors is an integer number (7369944955).

Almost surely, 2^14739889909 is an apocalyptic number.

It is an amenable number.

14739889909 is a deficient number, since it is larger than the sum of its proper divisors (1).

14739889909 is an equidigital number, since it uses as much as digits as its factorization.

14739889909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35271936, while the sum is 67.

The spelling of 14739889909 in words is "fourteen billion, seven hundred thirty-nine million, eight hundred eighty-nine thousand, nine hundred nine".