135411232 has 24 divisors (see below), whose sum is σ = 290827152. Its totient is φ = 61550400.

The previous prime is 135411209. The next prime is 135411251. The reversal of 135411232 is 232114531.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191994 + ... + 192697.

It is an arithmetic number, because the mean of its divisors is an integer number (12117798).

Almost surely, 2^135411232 is an apocalyptic number.

It is an amenable number.

135411232 is an abundant number, since it is smaller than the sum of its proper divisors (155415920).

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

135411232 is a wasteful number, since it uses less digits than its factorization.

135411232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384712 (or 384704 counting only the distinct ones).

The product of its digits is 720, while the sum is 22.

The square root of 135411232 is about 11636.6331900597. The cubic root of 135411232 is about 513.5131425341.

Adding to 135411232 its reverse (232114531), we get a palindrome (367525763).

The spelling of 135411232 in words is "one hundred thirty-five million, four hundred eleven thousand, two hundred thirty-two".