135853975 has 6 divisors (see below), whose sum is σ = 168458960. Its totient is φ = 108683160.

The previous prime is 135853969. The next prime is 135853979. The reversal of 135853975 is 579358531.

It is not a de Polignac number, because 135853975 - 2³ = 135853967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135853979) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2717055 + ... + 2717104.

Almost surely, 2^135853975 is an apocalyptic number.

135853975 is a deficient number, since it is larger than the sum of its proper divisors (32604985).

135853975 is an equidigital number, since it uses as much as digits as its factorization.

135853975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5434169 (or 5434164 counting only the distinct ones).

The product of its digits is 567000, while the sum is 46.

The square root of 135853975 is about 11655.6413379959. The cubic root of 135853975 is about 514.0721976133.

The spelling of 135853975 in words is "one hundred thirty-five million, eight hundred fifty-three thousand, nine hundred seventy-five".