14126051909 has 2 divisors, whose sum is σ = 14126051910. Its totient is φ = 14126051908.

The previous prime is 14126051899. The next prime is 14126051911. The reversal of 14126051909 is 90915062141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10630641025 + 3495410884 = 103105^2 + 59122^2 .

It is a cyclic number.

It is not a de Polignac number, because 14126051909 - 2²⁴ = 14109274693 is a prime.

Together with 14126051911, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14126051209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7063025954 + 7063025955.

It is an arithmetic number, because the mean of its divisors is an integer number (7063025955).

Almost surely, 2^14126051909 is an apocalyptic number.

It is an amenable number.

14126051909 is a deficient number, since it is larger than the sum of its proper divisors (1).

14126051909 is an equidigital number, since it uses as much as digits as its factorization.

14126051909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 38.

The spelling of 14126051909 in words is "fourteen billion, one hundred twenty-six million, fifty-one thousand, nine hundred nine".