134275563 has 20 divisors (see below), whose sum is σ = 203991480. Its totient is φ = 87996672.

The previous prime is 134275523. The next prime is 134275567. The reversal of 134275563 is 365572431.

It is not a de Polignac number, because 134275563 - 2¹⁸ = 134013419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134275567) 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 19 ways as a sum of consecutive naturals, for example, 9270 + ... + 18827.

It is an arithmetic number, because the mean of its divisors is an integer number (10199574).

Almost surely, 2^134275563 is an apocalyptic number.

134275563 is a deficient number, since it is larger than the sum of its proper divisors (69715917).

134275563 is an equidigital number, since it uses as much as digits as its factorization.

134275563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28168 (or 28159 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 134275563 is about 11587.7332986223. The cubic root of 134275563 is about 512.0735304449.

The spelling of 134275563 in words is "one hundred thirty-four million, two hundred seventy-five thousand, five hundred sixty-three".