135320075 has 24 divisors (see below), whose sum is σ = 183845376. Its totient is φ = 97988000.

The previous prime is 135320057. The next prime is 135320089. The reversal of 135320075 is 570023531.

It is a de Polignac number, because none of the positive numbers 2^k-135320075 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71390 + ... + 73260.

It is an arithmetic number, because the mean of its divisors is an integer number (7660224).

Almost surely, 2^135320075 is an apocalyptic number.

135320075 is a deficient number, since it is larger than the sum of its proper divisors (48525301).

135320075 is a wasteful number, since it uses less digits than its factorization.

135320075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2155 (or 2150 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 135320075 is about 11632.7157190400. The cubic root of 135320075 is about 513.3978866458.

The spelling of 135320075 in words is "one hundred thirty-five million, three hundred twenty thousand, seventy-five".