13536897 has 16 divisors (see below), whose sum is σ = 19768320. Its totient is φ = 8171600.

The previous prime is 13536883. The next prime is 13536899. The reversal of 13536897 is 79863531.

13536897 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 13536897 - 2¹² = 13532801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13536899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9604 + ... + 10922.

It is an arithmetic number, because the mean of its divisors is an integer number (1235520).

Almost surely, 2^13536897 is an apocalyptic number.

It is an amenable number.

13536897 is a deficient number, since it is larger than the sum of its proper divisors (6231423).

13536897 is a wasteful number, since it uses less digits than its factorization.

13536897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644.

The product of its digits is 136080, while the sum is 42.

The square root of 13536897 is about 3679.2522338106. The cubic root of 13536897 is about 238.3268876387.

The spelling of 13536897 in words is "thirteen million, five hundred thirty-six thousand, eight hundred ninety-seven".