135558975 has 12 divisors (see below), whose sum is σ = 224124296. Its totient is φ = 72298080.

The previous prime is 135558967. The next prime is 135558979. The reversal of 135558975 is 579855531.

It is not a de Polignac number, because 135558975 - 2³ = 135558967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135558979) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 903652 + ... + 903801.

Almost surely, 2^135558975 is an apocalyptic number.

135558975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135558975 is a deficient number, since it is larger than the sum of its proper divisors (88565321).

135558975 is a wasteful number, since it uses less digits than its factorization.

135558975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807466 (or 1807461 counting only the distinct ones).

The product of its digits is 945000, while the sum is 48.

The square root of 135558975 is about 11642.9796444037. The cubic root of 135558975 is about 513.6998340796.

The spelling of 135558975 in words is "one hundred thirty-five million, five hundred fifty-eight thousand, nine hundred seventy-five".