13730563 has 16 divisors (see below), whose sum is σ = 17865216. Its totient is φ = 10232640.

The previous prime is 13730537. The next prime is 13730569. The reversal of 13730563 is 36503731.

It is not a de Polignac number, because 13730563 - 2¹⁷ = 13599491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13730569) 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, 2106 + ... + 5647.

It is an arithmetic number, because the mean of its divisors is an integer number (1116576).

Almost surely, 2^13730563 is an apocalyptic number.

13730563 is a deficient number, since it is larger than the sum of its proper divisors (4134653).

13730563 is a wasteful number, since it uses less digits than its factorization.

13730563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7794.

The product of its (nonzero) digits is 5670, while the sum is 28.

The square root of 13730563 is about 3705.4774321267. The cubic root of 13730563 is about 239.4580537677.

The spelling of 13730563 in words is "thirteen million, seven hundred thirty thousand, five hundred sixty-three".