135087552 has 42 divisors (see below), whose sum is σ = 387205728. Its totient is φ = 45028992.

The previous prime is 135087529. The next prime is 135087571. The reversal of 135087552 is 255780531.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 116688 + ... + 117839.

It is an arithmetic number, because the mean of its divisors is an integer number (9219184).

Almost surely, 2^135087552 is an apocalyptic number.

135087552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135087552 is an abundant number, since it is smaller than the sum of its proper divisors (252118176).

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

135087552 is a wasteful number, since it uses less digits than its factorization.

135087552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234545 (or 234532 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 36.

The square root of 135087552 is about 11622.7170661597. The cubic root of 135087552 is about 513.1036576781.

The spelling of 135087552 in words is "one hundred thirty-five million, eighty-seven thousand, five hundred fifty-two".