135432078 has 16 divisors (see below), whose sum is σ = 275305296. Its totient is φ = 44403840.

The previous prime is 135432071. The next prime is 135432091. The reversal of 135432078 is 870234531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135432071) 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, 184651 + ... + 185382.

It is an arithmetic number, because the mean of its divisors is an integer number (17206581).

Almost surely, 2^135432078 is an apocalyptic number.

135432078 is an abundant number, since it is smaller than the sum of its proper divisors (139873218).

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

135432078 is a wasteful number, since it uses less digits than its factorization.

135432078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370099.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 135432078 is about 11637.5288614035. The cubic root of 135432078 is about 513.5394922580.

The spelling of 135432078 in words is "one hundred thirty-five million, four hundred thirty-two thousand, seventy-eight".