135060565 has 4 divisors (see below), whose sum is σ = 162072684. Its totient is φ = 108048448.

The previous prime is 135060559. The next prime is 135060587. The reversal of 135060565 is 565060531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 565060531 = 7 ⋅80722933.

It can be written as a sum of positive squares in 2 ways, for example, as 29669809 + 105390756 = 5447^2 + 10266^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135060565 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13506052 + ... + 13506061.

It is an arithmetic number, because the mean of its divisors is an integer number (40518171).

Almost surely, 2^135060565 is an apocalyptic number.

It is an amenable number.

135060565 is a deficient number, since it is larger than the sum of its proper divisors (27012119).

135060565 is an equidigital number, since it uses as much as digits as its factorization.

135060565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27012118.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 135060565 is about 11621.5560489979. The cubic root of 135060565 is about 513.0694871213.

The spelling of 135060565 in words is "one hundred thirty-five million, sixty thousand, five hundred sixty-five".