14122005409 has 2 divisors, whose sum is σ = 14122005410. Its totient is φ = 14122005408.

The previous prime is 14122005361. The next prime is 14122005427. The reversal of 14122005409 is 90450022141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13887915409 + 234090000 = 117847^2 + 15300^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14122005409 is a prime.

It is not a weakly prime, because it can be changed into another prime (14126005409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7061002704 + 7061002705.

It is an arithmetic number, because the mean of its divisors is an integer number (7061002705).

Almost surely, 2^14122005409 is an apocalyptic number.

It is an amenable number.

14122005409 is a deficient number, since it is larger than the sum of its proper divisors (1).

14122005409 is an equidigital number, since it uses as much as digits as its factorization.

14122005409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 14122005409 in words is "fourteen billion, one hundred twenty-two million, five thousand, four hundred nine".