14434140121 has 2 divisors, whose sum is σ = 14434140122. Its totient is φ = 14434140120.

The previous prime is 14434140103. The next prime is 14434140167. The reversal of 14434140121 is 12104143441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10761780121 + 3672360000 = 103739^2 + 60600^2 .

It is a cyclic number.

It is not a de Polignac number, because 14434140121 - 2²¹ = 14432042969 is a prime.

It is not a weakly prime, because it can be changed into another prime (14434140181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7217070060 + 7217070061.

It is an arithmetic number, because the mean of its divisors is an integer number (7217070061).

Almost surely, 2^14434140121 is an apocalyptic number.

It is an amenable number.

14434140121 is a deficient number, since it is larger than the sum of its proper divisors (1).

14434140121 is an equidigital number, since it uses as much as digits as its factorization.

14434140121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 14434140121 its reverse (12104143441), we get a palindrome (26538283562).

The spelling of 14434140121 in words is "fourteen billion, four hundred thirty-four million, one hundred forty thousand, one hundred twenty-one".