135184872 has 32 divisors (see below), whose sum is σ = 346207680. Its totient is φ = 43962240.

The previous prime is 135184849. The next prime is 135184877. The reversal of 135184872 is 278481531.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 135184872.

It is not an unprimeable number, because it can be changed into a prime (135184877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67708 + ... + 69675.

It is an arithmetic number, because the mean of its divisors is an integer number (10818990).

Almost surely, 2^135184872 is an apocalyptic number.

135184872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135184872 is an abundant number, since it is smaller than the sum of its proper divisors (211022808).

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

135184872 is a wasteful number, since it uses less digits than its factorization.

135184872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137433 (or 137429 counting only the distinct ones).

The product of its digits is 53760, while the sum is 39.

The square root of 135184872 is about 11626.9029410243. The cubic root of 135184872 is about 513.2268450988.

The spelling of 135184872 in words is "one hundred thirty-five million, one hundred eighty-four thousand, eight hundred seventy-two".