135855475 has 12 divisors (see below), whose sum is σ = 192526864. Its totient is φ = 93157920.

The previous prime is 135855389. The next prime is 135855497. The reversal of 135855475 is 574558531.

It is a happy number.

It is not a de Polignac number, because 135855475 - 2⁹ = 135854963 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 387984 + ... + 388333.

Almost surely, 2^135855475 is an apocalyptic number.

135855475 is a deficient number, since it is larger than the sum of its proper divisors (56671389).

135855475 is an equidigital number, since it uses as much as digits as its factorization.

135855475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776334 (or 776329 counting only the distinct ones).

The product of its digits is 420000, while the sum is 43.

The square root of 135855475 is about 11655.7056843419. The cubic root of 135855475 is about 514.0740896092.

The spelling of 135855475 in words is "one hundred thirty-five million, eight hundred fifty-five thousand, four hundred seventy-five".