135154432 has 72 divisors (see below), whose sum is σ = 310688000. Its totient is φ = 57480192.

The previous prime is 135154423. The next prime is 135154447. The reversal of 135154432 is 234451531.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 135154432.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 356419 + ... + 356797.

Almost surely, 2^135154432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135154432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155344000).

135154432 is an abundant number, since it is smaller than the sum of its proper divisors (175533568).

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

135154432 is an equidigital number, since it uses as much as digits as its factorization.

135154432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601 (or 587 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 135154432 is about 11625.5938342951. The cubic root of 135154432 is about 513.1883205763.

The spelling of 135154432 in words is "one hundred thirty-five million, one hundred fifty-four thousand, four hundred thirty-two".