135195606 has 108 divisors (see below), whose sum is σ = 369382572. Its totient is φ = 35616672.

The previous prime is 135195601. The next prime is 135195607. The reversal of 135195606 is 606591531.

135195606 is a `hidden beast` number, since 1 + 35 + 19 + 5 + 606 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135195601) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 148605 + ... + 149511.

It is an arithmetic number, because the mean of its divisors is an integer number (3420209).

Almost surely, 2^135195606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135195606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184691286).

135195606 is an abundant number, since it is smaller than the sum of its proper divisors (234186966).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135195606 is a wasteful number, since it uses less digits than its factorization.

135195606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955 (or 932 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 135195606 is about 11627.3645337196. The cubic root of 135195606 is about 513.2404285495.

The spelling of 135195606 in words is "one hundred thirty-five million, one hundred ninety-five thousand, six hundred six".