135189108 has 48 divisors (see below), whose sum is σ = 357960960. Its totient is φ = 44102592.

The previous prime is 135189107. The next prime is 135189113. The reversal of 135189108 is 801981531.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135189107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8241 + ... + 18392.

It is an arithmetic number, because the mean of its divisors is an integer number (7457520).

Almost surely, 2^135189108 is an apocalyptic number.

135189108 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

135189108 is an abundant number, since it is smaller than the sum of its proper divisors (222771852).

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

135189108 is a wasteful number, since it uses less digits than its factorization.

135189108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26693 (or 26685 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 36.

The square root of 135189108 is about 11627.0851033266. The cubic root of 135189108 is about 513.2322056744.

The spelling of 135189108 in words is "one hundred thirty-five million, one hundred eighty-nine thousand, one hundred eight".