135285552 has 100 divisors (see below), whose sum is σ = 400066656. Its totient is φ = 44115840.

The previous prime is 135285533. The next prime is 135285559. The reversal of 135285552 is 255582531.

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

It is not an unprimeable number, because it can be changed into a prime (135285559) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 59802 + ... + 62022.

Almost surely, 2^135285552 is an apocalyptic number.

135285552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135285552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200033328).

135285552 is an abundant number, since it is smaller than the sum of its proper divisors (264781104).

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

135285552 is a wasteful number, since it uses less digits than its factorization.

135285552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2288 (or 2273 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The square root of 135285552 is about 11631.2317490453. The cubic root of 135285552 is about 513.3542233960.

The spelling of 135285552 in words is "one hundred thirty-five million, two hundred eighty-five thousand, five hundred fifty-two".