134594521 has 4 divisors (see below), whose sum is σ = 135182500. Its totient is φ = 134006544.

The previous prime is 134594503. The next prime is 134594527. The reversal of 134594521 is 125495431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 112126921 + 22467600 = 10589^2 + 4740^2 .

It is a cyclic number.

It is not a de Polignac number, because 134594521 - 2⁵ = 134594489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134594527) 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, 293646 + ... + 294103.

It is an arithmetic number, because the mean of its divisors is an integer number (33795625).

Almost surely, 2^134594521 is an apocalyptic number.

It is an amenable number.

134594521 is a deficient number, since it is larger than the sum of its proper divisors (587979).

134594521 is an equidigital number, since it uses as much as digits as its factorization.

134594521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587978.

The product of its digits is 21600, while the sum is 34.

The square root of 134594521 is about 11601.4878787162. The cubic root of 134594521 is about 512.4786694275.

The spelling of 134594521 in words is "one hundred thirty-four million, five hundred ninety-four thousand, five hundred twenty-one".