135753605 has 8 divisors (see below), whose sum is σ = 175435512. Its totient is φ = 100248768.

The previous prime is 135753599. The next prime is 135753637. The reversal of 135753605 is 506357531.

135753605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 4169764 + 131583841 = 2042^2 + 11471^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 135753605 - 2⁴ = 135753589 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 7 ways as a sum of consecutive naturals, for example, 1044194 + ... + 1044323.

It is an arithmetic number, because the mean of its divisors is an integer number (21929439).

Almost surely, 2^135753605 is an apocalyptic number.

It is an amenable number.

135753605 is a deficient number, since it is larger than the sum of its proper divisors (39681907).

135753605 is a wasteful number, since it uses less digits than its factorization.

135753605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2088535.

The product of its (nonzero) digits is 47250, while the sum is 35.

The square root of 135753605 is about 11651.3349020617. The cubic root of 135753605 is about 513.9455662099.

The spelling of 135753605 in words is "one hundred thirty-five million, seven hundred fifty-three thousand, six hundred five".