135240552 has 48 divisors (see below), whose sum is σ = 382206240. Its totient is φ = 43119648.

The previous prime is 135240533. The next prime is 135240571. The reversal of 135240552 is 255042531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (135240533) and next prime (135240571).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39178 + ... + 42489.

It is an arithmetic number, because the mean of its divisors is an integer number (7962630).

Almost surely, 2^135240552 is an apocalyptic number.

135240552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135240552 is an abundant number, since it is smaller than the sum of its proper divisors (246965688).

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

135240552 is a wasteful number, since it uses less digits than its factorization.

135240552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81702 (or 81695 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 135240552 is about 11629.2971412721. The cubic root of 135240552 is about 513.2972981207.

The spelling of 135240552 in words is "one hundred thirty-five million, two hundred forty thousand, five hundred fifty-two".