135608652 has 18 divisors (see below), whose sum is σ = 342788628. Its totient is φ = 45202872.

The previous prime is 135608647. The next prime is 135608653. The reversal of 135608652 is 256806531.

135608652 is a `hidden beast` number, since 13 + 560 + 86 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 3766907 = 135608652 / (1 + 3 + 5 + 6 + 0 + 8 + 6 + 5 + 2).

It is not an unprimeable number, because it can be changed into a prime (135608653) 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 in 5 ways as a sum of consecutive naturals, for example, 1883418 + ... + 1883489.

Almost surely, 2^135608652 is an apocalyptic number.

135608652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135608652 is an abundant number, since it is smaller than the sum of its proper divisors (207179976).

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

135608652 is a wasteful number, since it uses less digits than its factorization.

135608652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3766917 (or 3766912 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 135608652 is about 11645.1127946448. The cubic root of 135608652 is about 513.7625766364.

The spelling of 135608652 in words is "one hundred thirty-five million, six hundred eight thousand, six hundred fifty-two".