134468563 has 4 divisors (see below), whose sum is σ = 139105440. Its totient is φ = 129831688.

The previous prime is 134468513. The next prime is 134468569. The reversal of 134468563 is 365864431.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134468563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134468569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2318395 + ... + 2318452.

It is an arithmetic number, because the mean of its divisors is an integer number (34776360).

Almost surely, 2^134468563 is an apocalyptic number.

134468563 is a deficient number, since it is larger than the sum of its proper divisors (4636877).

134468563 is an equidigital number, since it uses as much as digits as its factorization.

134468563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4636876.

The product of its digits is 207360, while the sum is 40.

The square root of 134468563 is about 11596.0580802271. The cubic root of 134468563 is about 512.3187547086.

The spelling of 134468563 in words is "one hundred thirty-four million, four hundred sixty-eight thousand, five hundred sixty-three".