135326873 has 16 divisors (see below), whose sum is σ = 160419840. Its totient is φ = 112784400.

The previous prime is 135326869. The next prime is 135326887. The reversal of 135326873 is 378623531.

It is a cyclic number.

It is not a de Polignac number, because 135326873 - 2² = 135326869 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135326803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3965 + ... + 16922.

It is an arithmetic number, because the mean of its divisors is an integer number (10026240).

Almost surely, 2^135326873 is an apocalyptic number.

It is an amenable number.

135326873 is a deficient number, since it is larger than the sum of its proper divisors (25092967).

135326873 is a wasteful number, since it uses less digits than its factorization.

135326873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20948.

The product of its digits is 90720, while the sum is 38.

The square root of 135326873 is about 11633.0079085334. The cubic root of 135326873 is about 513.4064835974.

The spelling of 135326873 in words is "one hundred thirty-five million, three hundred twenty-six thousand, eight hundred seventy-three".