135707505 has 8 divisors (see below), whose sum is σ = 217132032. Its totient is φ = 72377328.

The previous prime is 135707489. The next prime is 135707513. The reversal of 135707505 is 505707531.

135707505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 135707505 - 2⁴ = 135707489 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4523569 + ... + 4523598.

It is an arithmetic number, because the mean of its divisors is an integer number (27141504).

Almost surely, 2^135707505 is an apocalyptic number.

135707505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135707505 is a deficient number, since it is larger than the sum of its proper divisors (81424527).

135707505 is an equidigital number, since it uses as much as digits as its factorization.

135707505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9047175.

The product of its (nonzero) digits is 18375, while the sum is 33.

The square root of 135707505 is about 11649.3564199916. The cubic root of 135707505 is about 513.8873834136.

The spelling of 135707505 in words is "one hundred thirty-five million, seven hundred seven thousand, five hundred five".