135771306 has 16 divisors (see below), whose sum is σ = 296228448. Its totient is φ = 41142800.

The previous prime is 135771263. The next prime is 135771347. The reversal of 135771306 is 603177531.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1028505 + ... + 1028636.

It is an arithmetic number, because the mean of its divisors is an integer number (18514278).

Almost surely, 2^135771306 is an apocalyptic number.

135771306 is an abundant number, since it is smaller than the sum of its proper divisors (160457142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135771306 is a wasteful number, since it uses less digits than its factorization.

135771306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2057157.

The product of its (nonzero) digits is 13230, while the sum is 33.

The square root of 135771306 is about 11652.0944898331. The cubic root of 135771306 is about 513.9679031369.

The spelling of 135771306 in words is "one hundred thirty-five million, seven hundred seventy-one thousand, three hundred six".