14121350521 has 2 divisors, whose sum is σ = 14121350522. Its totient is φ = 14121350520.

The previous prime is 14121350497. The next prime is 14121350569. The reversal of 14121350521 is 12505312141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12965010496 + 1156340025 = 113864^2 + 34005^2 .

It is a cyclic number.

It is not a de Polignac number, because 14121350521 - 2¹⁵ = 14121317753 is a prime.

It is not a weakly prime, because it can be changed into another prime (14121350591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7060675260 + 7060675261.

It is an arithmetic number, because the mean of its divisors is an integer number (7060675261).

Almost surely, 2^14121350521 is an apocalyptic number.

It is an amenable number.

14121350521 is a deficient number, since it is larger than the sum of its proper divisors (1).

14121350521 is an equidigital number, since it uses as much as digits as its factorization.

14121350521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 14121350521 its reverse (12505312141), we get a palindrome (26626662662).

The spelling of 14121350521 in words is "fourteen billion, one hundred twenty-one million, three hundred fifty thousand, five hundred twenty-one".