13521524953 has 2 divisors, whose sum is σ = 13521524954. Its totient is φ = 13521524952.

The previous prime is 13521524927. The next prime is 13521525041. The reversal of 13521524953 is 35942512531.

13521524953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10841599129 + 2679925824 = 104123^2 + 51768^2 .

It is a cyclic number.

It is not a de Polignac number, because 13521524953 - 2¹⁷ = 13521393881 is a prime.

It is not a weakly prime, because it can be changed into another prime (13521524053) 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, 6760762476 + 6760762477.

It is an arithmetic number, because the mean of its divisors is an integer number (6760762477).

Almost surely, 2^13521524953 is an apocalyptic number.

It is an amenable number.

13521524953 is a deficient number, since it is larger than the sum of its proper divisors (1).

13521524953 is an equidigital number, since it uses as much as digits as its factorization.

13521524953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 162000, while the sum is 40.

The spelling of 13521524953 in words is "thirteen billion, five hundred twenty-one million, five hundred twenty-four thousand, nine hundred fifty-three".