135438332 has 6 divisors (see below), whose sum is σ = 237017088. Its totient is φ = 67719164.

The previous prime is 135438299. The next prime is 135438341. The reversal of 135438332 is 233834531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16929788 + ... + 16929795.

It is an arithmetic number, because the mean of its divisors is an integer number (39502848).

Almost surely, 2^135438332 is an apocalyptic number.

It is an amenable number.

135438332 is a deficient number, since it is larger than the sum of its proper divisors (101578756).

135438332 is a wasteful number, since it uses less digits than its factorization.

135438332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33859587 (or 33859585 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 135438332 is about 11637.7975579574. The cubic root of 135438332 is about 513.5473969006.

It can be divided in two parts, 13 and 5438332, that added together give a palindrome (5438345).

The spelling of 135438332 in words is "one hundred thirty-five million, four hundred thirty-eight thousand, three hundred thirty-two".