14003442121 has 2 divisors, whose sum is σ = 14003442122. Its totient is φ = 14003442120.

The previous prime is 14003442091. The next prime is 14003442139. The reversal of 14003442121 is 12124430041.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8796376521 + 5207065600 = 93789^2 + 72160^2 .

It is a cyclic number.

It is not a de Polignac number, because 14003442121 - 2⁹ = 14003441609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14003442092 and 14003442101.

It is not a weakly prime, because it can be changed into another prime (14003442191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7001721060 + 7001721061.

It is an arithmetic number, because the mean of its divisors is an integer number (7001721061).

Almost surely, 2^14003442121 is an apocalyptic number.

It is an amenable number.

14003442121 is a deficient number, since it is larger than the sum of its proper divisors (1).

14003442121 is an equidigital number, since it uses as much as digits as its factorization.

14003442121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 14003442121 its reverse (12124430041), we get a palindrome (26127872162).

The spelling of 14003442121 in words is "fourteen billion, three million, four hundred forty-two thousand, one hundred twenty-one".