135492039 has 12 divisors (see below), whose sum is σ = 201000696. Its totient is φ = 87886512.

The previous prime is 135492037. The next prime is 135492047. The reversal of 135492039 is 930294531.

It is a happy number.

135492039 is a `hidden beast` number, since 135 + 492 + 0 + 39 = 666.

It is not a de Polignac number, because 135492039 - 2¹ = 135492037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135491994 and 135492012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135492037) by changing a digit.

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, 203109 + ... + 203774.

It is an arithmetic number, because the mean of its divisors is an integer number (16750058).

Almost surely, 2^135492039 is an apocalyptic number.

135492039 is a deficient number, since it is larger than the sum of its proper divisors (65508657).

135492039 is a wasteful number, since it uses less digits than its factorization.

135492039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406926 (or 406923 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 135492039 is about 11640.1047675697. The cubic root of 135492039 is about 513.6152689837.

The spelling of 135492039 in words is "one hundred thirty-five million, four hundred ninety-two thousand, thirty-nine".