135309246 has 16 divisors (see below), whose sum is σ = 273247104. Its totient is φ = 44664984.

The previous prime is 135309233. The next prime is 135309257. The reversal of 135309246 is 642903531.

It is a Curzon number.

It is a congruent 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, 108856 + ... + 110091.

It is an arithmetic number, because the mean of its divisors is an integer number (17077944).

Almost surely, 2^135309246 is an apocalyptic number.

135309246 is an abundant number, since it is smaller than the sum of its proper divisors (137937858).

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

135309246 is a wasteful number, since it uses less digits than its factorization.

135309246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219055.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 135309246 is about 11632.2502552172. The cubic root of 135309246 is about 513.3841913780.

The spelling of 135309246 in words is "one hundred thirty-five million, three hundred nine thousand, two hundred forty-six".