135783285 has 32 divisors (see below), whose sum is σ = 240271488. Its totient is φ = 64926720.

The previous prime is 135783259. The next prime is 135783287. The reversal of 135783285 is 582387531.

It is not a de Polignac number, because 135783285 - 2¹⁷ = 135652213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135783287) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6409 + ... + 17681.

It is an arithmetic number, because the mean of its divisors is an integer number (7508484).

Almost surely, 2^135783285 is an apocalyptic number.

135783285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135783285 is a deficient number, since it is larger than the sum of its proper divisors (104488203).

135783285 is a wasteful number, since it uses less digits than its factorization.

135783285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11365.

The product of its digits is 201600, while the sum is 42.

The square root of 135783285 is about 11652.6085062530. The cubic root of 135783285 is about 513.9830183593.

The spelling of 135783285 in words is "one hundred thirty-five million, seven hundred eighty-three thousand, two hundred eighty-five".