135560138 has 16 divisors (see below), whose sum is σ = 232632960. Its totient is φ = 58036176.

The previous prime is 135560093. The next prime is 135560141. The reversal of 135560138 is 831065531.

It is a zygodrome in base 13.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10328 + ... + 19436.

It is an arithmetic number, because the mean of its divisors is an integer number (14539560).

Almost surely, 2^135560138 is an apocalyptic number.

135560138 is a deficient number, since it is larger than the sum of its proper divisors (97072822).

135560138 is a wasteful number, since it uses less digits than its factorization.

135560138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10181.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 135560138 is about 11643.0295885564. The cubic root of 135560138 is about 513.7013031357.

The spelling of 135560138 in words is "one hundred thirty-five million, five hundred sixty thousand, one hundred thirty-eight".