14053423220521 has 2 divisors, whose sum is σ = 14053423220522. Its totient is φ = 14053423220520.

The previous prime is 14053423220491. The next prime is 14053423220531. The reversal of 14053423220521 is 12502232435041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11287322034921 + 2766101185600 = 3359661^2 + 1663160^2 .

It is a cyclic number.

It is not a de Polignac number, because 14053423220521 - 2¹³ = 14053423212329 is a prime.

It is a super-2 number, since 2×14053423220521² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14053423220531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7026711610260 + 7026711610261.

It is an arithmetic number, because the mean of its divisors is an integer number (7026711610261).

Almost surely, 2^{14053423220521} is an apocalyptic number.

It is an amenable number.

14053423220521 is a deficient number, since it is larger than the sum of its proper divisors (1).

14053423220521 is an equidigital number, since it uses as much as digits as its factorization.

14053423220521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 14053423220521 its reverse (12502232435041), we get a palindrome (26555655655562).

The spelling of 14053423220521 in words is "fourteen trillion, fifty-three billion, four hundred twenty-three million, two hundred twenty thousand, five hundred twenty-one".