135632605 has 8 divisors (see below), whose sum is σ = 162863064. Its totient is φ = 108436800.

The previous prime is 135632591. The next prime is 135632641. The reversal of 135632605 is 506236531.

135632605 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 3175524 + 132457081 = 1782^2 + 11509^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-135632605 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, 915 + ... + 16495.

It is an arithmetic number, because the mean of its divisors is an integer number (20357883).

Almost surely, 2^135632605 is an apocalyptic number.

It is an amenable number.

135632605 is a deficient number, since it is larger than the sum of its proper divisors (27230459).

135632605 is a wasteful number, since it uses less digits than its factorization.

135632605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17327.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 135632605 is about 11646.1412064254. The cubic root of 135632605 is about 513.7928240440.

The spelling of 135632605 in words is "one hundred thirty-five million, six hundred thirty-two thousand, six hundred five".