13520550053 has 2 divisors, whose sum is σ = 13520550054. Its totient is φ = 13520550052.

The previous prime is 13520550031. The next prime is 13520550059. The reversal of 13520550053 is 35005502531.

13520550053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13119869764 + 400680289 = 114542^2 + 20017^2 .

It is a cyclic number.

It is not a de Polignac number, because 13520550053 - 2⁸ = 13520549797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13520549998 and 13520550025.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13520550059) 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, 6760275026 + 6760275027.

It is an arithmetic number, because the mean of its divisors is an integer number (6760275027).

Almost surely, 2^13520550053 is an apocalyptic number.

It is an amenable number.

13520550053 is a deficient number, since it is larger than the sum of its proper divisors (1).

13520550053 is an equidigital number, since it uses as much as digits as its factorization.

13520550053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11250, while the sum is 29.

The spelling of 13520550053 in words is "thirteen billion, five hundred twenty million, five hundred fifty thousand, fifty-three".