135002728 has 32 divisors (see below), whose sum is σ = 290813760. Its totient is φ = 57553920.

The previous prime is 135002723. The next prime is 135002759. The reversal of 135002728 is 827200531.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 135002696 and 135002705.

It is not an unprimeable number, because it can be changed into a prime (135002723) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4563 + ... + 17053.

It is an arithmetic number, because the mean of its divisors is an integer number (9087930).

Almost surely, 2^135002728 is an apocalyptic number.

It is an amenable number.

135002728 is an abundant number, since it is smaller than the sum of its proper divisors (155811032).

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

135002728 is a wasteful number, since it uses less digits than its factorization.

135002728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12697 (or 12693 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 135002728 is about 11619.0674324577. The cubic root of 135002728 is about 512.9962393978.

The spelling of 135002728 in words is "one hundred thirty-five million, two thousand, seven hundred twenty-eight".