13525246453 has 2 divisors, whose sum is σ = 13525246454. Its totient is φ = 13525246452.

The previous prime is 13525246417. The next prime is 13525246547. The reversal of 13525246453 is 35464252531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11393854564 + 2131391889 = 106742^2 + 46167^2 .

It is a cyclic number.

It is not a de Polignac number, because 13525246453 - 2¹³ = 13525238261 is a prime.

It is a super-2 number, since 2×13525246453² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13525240453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6762623226 + 6762623227.

It is an arithmetic number, because the mean of its divisors is an integer number (6762623227).

Almost surely, 2^13525246453 is an apocalyptic number.

It is an amenable number.

13525246453 is a deficient number, since it is larger than the sum of its proper divisors (1).

13525246453 is an equidigital number, since it uses as much as digits as its factorization.

13525246453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432000, while the sum is 40.

Adding to 13525246453 its reverse (35464252531), we get a palindrome (48989498984).

The spelling of 13525246453 in words is "thirteen billion, five hundred twenty-five million, two hundred forty-six thousand, four hundred fifty-three".