135602720 has 48 divisors (see below), whose sum is σ = 349489728. Its totient is φ = 49309440.

The previous prime is 135602717. The next prime is 135602741. The reversal of 135602720 is 27206531.

It is a self number, because there is not a number n which added to its sum of digits gives 135602720.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36764 + ... + 40283.

It is an arithmetic number, because the mean of its divisors is an integer number (7281036).

Almost surely, 2^135602720 is an apocalyptic number.

135602720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135602720 is an abundant number, since it is smaller than the sum of its proper divisors (213887008).

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

135602720 is a wasteful number, since it uses less digits than its factorization.

135602720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77073 (or 77065 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 135602720 is about 11644.8580927378. The cubic root of 135602720 is about 513.7550852657.

The spelling of 135602720 in words is "one hundred thirty-five million, six hundred two thousand, seven hundred twenty".