135488601 has 24 divisors (see below), whose sum is σ = 206874720. Its totient is φ = 85211136.

The previous prime is 135488599. The next prime is 135488621. The reversal of 135488601 is 106884531.

135488601 is a `hidden beast` number, since 1 + 3 + 5 + 48 + 8 + 601 = 666.

It is not a de Polignac number, because 135488601 - 2¹ = 135488599 is a prime.

It is a super-2 number, since 2×135488601² = 36714322001874402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135488621) 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 23 ways as a sum of consecutive naturals, for example, 42406 + ... + 45488.

It is an arithmetic number, because the mean of its divisors is an integer number (8619780).

Almost surely, 2^135488601 is an apocalyptic number.

It is an amenable number.

135488601 is a deficient number, since it is larger than the sum of its proper divisors (71386119).

135488601 is a wasteful number, since it uses less digits than its factorization.

135488601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3365 (or 3362 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 135488601 is about 11639.9570875498. The cubic root of 135488601 is about 513.6109247574.

The spelling of 135488601 in words is "one hundred thirty-five million, four hundred eighty-eight thousand, six hundred one".