134560524221 has 4 divisors (see below), whose sum is σ = 136455742944. Its totient is φ = 132665305500.

The previous prime is 134560524199. The next prime is 134560524223. The reversal of 134560524221 is 122425065431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 122425065431 = 59 ⋅2075001109.

It is a cyclic number.

It is not a de Polignac number, because 134560524221 - 2⁶ = 134560524157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134560524223) 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, 947609255 + ... + 947609396.

It is an arithmetic number, because the mean of its divisors is an integer number (34113935736).

Almost surely, 2^134560524221 is an apocalyptic number.

It is an amenable number.

134560524221 is a deficient number, since it is larger than the sum of its proper divisors (1895218723).

134560524221 is an equidigital number, since it uses as much as digits as its factorization.

134560524221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1895218722.

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 134560524221 its reverse (122425065431), we get a palindrome (256985589652).

The spelling of 134560524221 in words is "one hundred thirty-four billion, five hundred sixty million, five hundred twenty-four thousand, two hundred twenty-one".