135907284 has 12 divisors (see below), whose sum is σ = 317117024. Its totient is φ = 45302424.

The previous prime is 135907241. The next prime is 135907307. The reversal of 135907284 is 482709531.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 5662792 + ... + 5662815.

Almost surely, 2^135907284 is an apocalyptic number.

It is an amenable number.

135907284 is an abundant number, since it is smaller than the sum of its proper divisors (181209740).

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

135907284 is a wasteful number, since it uses less digits than its factorization.

135907284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11325614 (or 11325612 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 135907284 is about 11657.9279462519. The cubic root of 135907284 is about 514.1394293378.

The spelling of 135907284 in words is "one hundred thirty-five million, nine hundred seven thousand, two hundred eighty-four".