13523453199 has 16 divisors (see below), whose sum is σ = 21213260640. Its totient is φ = 8485303680.

The previous prime is 13523453197. The next prime is 13523453227. The reversal of 13523453199 is 99135432531.

13523453199 is a `hidden beast` number, since 1 + 3 + 5 + 2 + 3 + 453 + 199 = 666.

It is not a de Polignac number, because 13523453199 - 2¹ = 13523453197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13523453197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14730972 + ... + 14731889.

It is an arithmetic number, because the mean of its divisors is an integer number (1325828790).

Almost surely, 2^13523453199 is an apocalyptic number.

13523453199 is a deficient number, since it is larger than the sum of its proper divisors (7689807441).

13523453199 is a wasteful number, since it uses less digits than its factorization.

13523453199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29462887 (or 29462881 counting only the distinct ones).

The product of its digits is 437400, while the sum is 45.

The spelling of 13523453199 in words is "thirteen billion, five hundred twenty-three million, four hundred fifty-three thousand, one hundred ninety-nine".