135256602 has 32 divisors (see below), whose sum is σ = 291836160. Its totient is φ = 41544000.

The previous prime is 135256577. The next prime is 135256619. The reversal of 135256602 is 206652531.

It is a self number, because there is not a number n which added to its sum of digits gives 135256602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57424 + ... + 59732.

It is an arithmetic number, because the mean of its divisors is an integer number (9119880).

Almost surely, 2^135256602 is an apocalyptic number.

135256602 is an abundant number, since it is smaller than the sum of its proper divisors (156579558).

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

135256602 is a wasteful number, since it uses less digits than its factorization.

135256602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3078.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 135256602 is about 11629.9871882990. The cubic root of 135256602 is about 513.3176029175.

The spelling of 135256602 in words is "one hundred thirty-five million, two hundred fifty-six thousand, six hundred two".