13485563 has 8 divisors (see below), whose sum is σ = 16597728. Its totient is φ = 10669824.

The previous prime is 13485557. The next prime is 13485587. The reversal of 13485563 is 36558431.

13485563 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 13485563 - 2⁶ = 13485499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13485503) 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, 74006 + ... + 74187.

It is an arithmetic number, because the mean of its divisors is an integer number (2074716).

Almost surely, 2^13485563 is an apocalyptic number.

13485563 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13485563 is a deficient number, since it is larger than the sum of its proper divisors (3112165).

13485563 is a wasteful number, since it uses less digits than its factorization.

13485563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148213.

The product of its digits is 43200, while the sum is 35.

The square root of 13485563 is about 3672.2694617906. The cubic root of 13485563 is about 238.0252485984.

The spelling of 13485563 in words is "thirteen million, four hundred eighty-five thousand, five hundred sixty-three".