135198066 has 8 divisors (see below), whose sum is σ = 270396144. Its totient is φ = 45066020.

The previous prime is 135198047. The next prime is 135198067. The reversal of 135198066 is 660891531.

135198066 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

135198066 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (135198067) 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, 11266500 + ... + 11266511.

It is an arithmetic number, because the mean of its divisors is an integer number (33799518).

Almost surely, 2^135198066 is an apocalyptic number.

135198066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

135198066 is a wasteful number, since it uses less digits than its factorization.

135198066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22533016.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 135198066 is about 11627.4703181733. The cubic root of 135198066 is about 513.2435414806.

The spelling of 135198066 in words is "one hundred thirty-five million, one hundred ninety-eight thousand, sixty-six".