135105765 has 8 divisors (see below), whose sum is σ = 216169248. Its totient is φ = 72056400.

The previous prime is 135105757. The next prime is 135105769. The reversal of 135105765 is 567501531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135105765 - 2³ = 135105757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135105769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4503511 + ... + 4503540.

It is an arithmetic number, because the mean of its divisors is an integer number (27021156).

Almost surely, 2^135105765 is an apocalyptic number.

135105765 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135105765 is a deficient number, since it is larger than the sum of its proper divisors (81063483).

135105765 is an equidigital number, since it uses as much as digits as its factorization.

135105765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9007059.

The product of its (nonzero) digits is 15750, while the sum is 33.

The square root of 135105765 is about 11623.5005484579. The cubic root of 135105765 is about 513.1267161485.

The spelling of 135105765 in words is "one hundred thirty-five million, one hundred five thousand, seven hundred sixty-five".