135024440 has 16 divisors (see below), whose sum is σ = 303805080. Its totient is φ = 54009760.

The previous prime is 135024427. The next prime is 135024529. The reversal of 135024440 is 44420531.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1687766 + ... + 1687845.

Almost surely, 2^135024440 is an apocalyptic number.

135024440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135024440 is an abundant number, since it is smaller than the sum of its proper divisors (168780640).

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

135024440 is a wasteful number, since it uses less digits than its factorization.

135024440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3375622 (or 3375618 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 135024440 is about 11620.0017211703. The cubic root of 135024440 is about 513.0237390330.

Adding to 135024440 its reverse (44420531), we get a palindrome (179444971).

The spelling of 135024440 in words is "one hundred thirty-five million, twenty-four thousand, four hundred forty".