135480208 has 20 divisors (see below), whose sum is σ = 277934220. Its totient is φ = 63755264.

The previous prime is 135480197. The next prime is 135480209. The reversal of 135480208 is 802084531.

135480208 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 79709184 + 55771024 = 8928^2 + 7468^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 135480208.

It is not an unprimeable number, because it can be changed into a prime (135480209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248773 + ... + 249316.

It is an arithmetic number, because the mean of its divisors is an integer number (13896711).

Almost surely, 2^135480208 is an apocalyptic number.

It is an amenable number.

135480208 is an abundant number, since it is smaller than the sum of its proper divisors (142454012).

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

135480208 is a wasteful number, since it uses less digits than its factorization.

135480208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498114 (or 498108 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 135480208 is about 11639.5965565822. The cubic root of 135480208 is about 513.6003191284.

The spelling of 135480208 in words is "one hundred thirty-five million, four hundred eighty thousand, two hundred eight".