135544432 has 10 divisors (see below), whose sum is σ = 262617368. Its totient is φ = 67772208.

The previous prime is 135544427. The next prime is 135544439. The reversal of 135544432 is 234445531.

It is a junction number, because it is equal to n+sod(n) for n = 135544394 and 135544403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135544439) 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 as a sum of consecutive naturals, namely, 4235748 + ... + 4235779.

Almost surely, 2^135544432 is an apocalyptic number.

It is an amenable number.

135544432 is a deficient number, since it is larger than the sum of its proper divisors (127072936).

135544432 is an equidigital number, since it uses as much as digits as its factorization.

135544432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8471535 (or 8471529 counting only the distinct ones).

The product of its digits is 28800, while the sum is 31.

The square root of 135544432 is about 11642.3550882113. The cubic root of 135544432 is about 513.6814632221.

Adding to 135544432 its reverse (234445531), we get a palindrome (369989963).

The spelling of 135544432 in words is "one hundred thirty-five million, five hundred forty-four thousand, four hundred thirty-two".