13563204147 has 6 divisors (see below), whose sum is σ = 19591294892. Its totient is φ = 9042136092.

The previous prime is 13563204143. The next prime is 13563204173. The reversal of 13563204147 is 74140236531.

13563204147 is a `hidden beast` number, since 1 + 3 + 5 + 632 + 0 + 4 + 14 + 7 = 666.

It is not a de Polignac number, because 13563204147 - 2² = 13563204143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13563204143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 753511333 + ... + 753511350.

Almost surely, 2^13563204147 is an apocalyptic number.

13563204147 is a deficient number, since it is larger than the sum of its proper divisors (6028090745).

13563204147 is a wasteful number, since it uses less digits than its factorization.

13563204147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507022689 (or 1507022686 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The spelling of 13563204147 in words is "thirteen billion, five hundred sixty-three million, two hundred four thousand, one hundred forty-seven".