135667265 has 4 divisors (see below), whose sum is σ = 162800724. Its totient is φ = 108533808.

The previous prime is 135667261. The next prime is 135667289. The reversal of 135667265 is 562766531.

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 97930816 + 37736449 = 9896^2 + 6143^2 .

It is a cyclic number.

It is not a de Polignac number, because 135667265 - 2² = 135667261 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135667261) 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, 13566722 + ... + 13566731.

It is an arithmetic number, because the mean of its divisors is an integer number (40700181).

Almost surely, 2^135667265 is an apocalyptic number.

It is an amenable number.

135667265 is a deficient number, since it is larger than the sum of its proper divisors (27133459).

135667265 is an equidigital number, since it uses as much as digits as its factorization.

135667265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27133458.

The product of its digits is 226800, while the sum is 41.

The square root of 135667265 is about 11647.6291579016. The cubic root of 135667265 is about 513.8365857501.

The spelling of 135667265 in words is "one hundred thirty-five million, six hundred sixty-seven thousand, two hundred sixty-five".