13523421453 has 8 divisors (see below), whose sum is σ = 18032337216. Its totient is φ = 9015060000.

The previous prime is 13523421421. The next prime is 13523421467. The reversal of 13523421453 is 35412432531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13523421453 - 2⁵ = 13523421421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13523421473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77848 + ... + 181953.

It is an arithmetic number, because the mean of its divisors is an integer number (2254042152).

Almost surely, 2^13523421453 is an apocalyptic number.

It is an amenable number.

13523421453 is a deficient number, since it is larger than the sum of its proper divisors (4508915763).

13523421453 is a wasteful number, since it uses less digits than its factorization.

13523421453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277155.

The product of its digits is 43200, while the sum is 33.

Adding to 13523421453 its reverse (35412432531), we get a palindrome (48935853984).

The spelling of 13523421453 in words is "thirteen billion, five hundred twenty-three million, four hundred twenty-one thousand, four hundred fifty-three".