135855273 has 16 divisors (see below), whose sum is σ = 191416320. Its totient is φ = 85532304.

The previous prime is 135855257. The next prime is 135855283. The reversal of 135855273 is 372558531.

It is not a de Polignac number, because 135855273 - 2⁴ = 135855257 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135855283) 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 15 ways as a sum of consecutive naturals, for example, 7011 + ... + 17912.

It is an arithmetic number, because the mean of its divisors is an integer number (11963520).

Almost surely, 2^135855273 is an apocalyptic number.

It is an amenable number.

135855273 is a deficient number, since it is larger than the sum of its proper divisors (55561047).

135855273 is a wasteful number, since it uses less digits than its factorization.

135855273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25028.

The product of its digits is 126000, while the sum is 39.

The square root of 135855273 is about 11655.6970190547. The cubic root of 135855273 is about 514.0738348212.

The spelling of 135855273 in words is "one hundred thirty-five million, eight hundred fifty-five thousand, two hundred seventy-three".