135234432 has 96 divisors (see below), whose sum is σ = 393822000. Its totient is φ = 44537856.

The previous prime is 135234427. The next prime is 135234479. The reversal of 135234432 is 234432531.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 135234396 and 135234405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101869 + ... + 103187.

Almost surely, 2^135234432 is an apocalyptic number.

135234432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135234432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196911000).

135234432 is an abundant number, since it is smaller than the sum of its proper divisors (258587568).

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

135234432 is a wasteful number, since it uses less digits than its factorization.

135234432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428 (or 1413 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 135234432 is about 11629.0340097533. The cubic root of 135234432 is about 513.2895553079.

Adding to 135234432 its reverse (234432531), we get a palindrome (369666963).

It can be divided in two parts, 13523 and 4432, that added together give a triangular number (17955 = T₁₈₉).

The spelling of 135234432 in words is "one hundred thirty-five million, two hundred thirty-four thousand, four hundred thirty-two".