135541602 has 24 divisors (see below), whose sum is σ = 335627136. Its totient is φ = 38726136.

The previous prime is 135541591. The next prime is 135541631. The reversal of 135541602 is 206145531.

135541602 is a `hidden beast` number, since 1 + 3 + 5 + 54 + 1 + 602 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 537738 + ... + 537989.

It is an arithmetic number, because the mean of its divisors is an integer number (13984464).

Almost surely, 2^135541602 is an apocalyptic number.

135541602 is an abundant number, since it is smaller than the sum of its proper divisors (200085534).

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

135541602 is a wasteful number, since it uses less digits than its factorization.

135541602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075742 (or 1075739 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 135541602 is about 11642.2335485937. The cubic root of 135541602 is about 513.6778881861.

The spelling of 135541602 in words is "one hundred thirty-five million, five hundred forty-one thousand, six hundred two".