14155563 has 4 divisors (see below), whose sum is σ = 18874088. Its totient is φ = 9437040.

The previous prime is 14155553. The next prime is 14155579. The reversal of 14155563 is 36555141.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 14155563 - 2¹⁴ = 14139179 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14155563.

It is not an unprimeable number, because it can be changed into a prime (14155523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2359258 + ... + 2359263.

It is an arithmetic number, because the mean of its divisors is an integer number (4718522).

Almost surely, 2^14155563 is an apocalyptic number.

14155563 is a deficient number, since it is larger than the sum of its proper divisors (4718525).

14155563 is an equidigital number, since it uses as much as digits as its factorization.

14155563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4718524.

The product of its digits is 9000, while the sum is 30.

The square root of 14155563 is about 3762.3879385305. The cubic root of 14155563 is about 241.9036282709.

The spelling of 14155563 in words is "fourteen million, one hundred fifty-five thousand, five hundred sixty-three".