135375608 has 32 divisors (see below), whose sum is σ = 278812800. Its totient is φ = 61335648.

The previous prime is 135375593. The next prime is 135375619. The reversal of 135375608 is 806573531.

It is a Harshad number since it is a multiple of its sum of digits (38).

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, 15866 + ... + 22857.

It is an arithmetic number, because the mean of its divisors is an integer number (8712900).

Almost surely, 2^135375608 is an apocalyptic number.

It is an amenable number.

135375608 is an abundant number, since it is smaller than the sum of its proper divisors (143437192).

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

135375608 is a wasteful number, since it uses less digits than its factorization.

135375608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38771 (or 38767 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 135375608 is about 11635.1024060813. The cubic root of 135375608 is about 513.4681068889.

The spelling of 135375608 in words is "one hundred thirty-five million, three hundred seventy-five thousand, six hundred eight".