135684317 has 8 divisors (see below), whose sum is σ = 138336000. Its totient is φ = 133056144.

The previous prime is 135684281. The next prime is 135684331. The reversal of 135684317 is 713486531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135684317 - 2¹⁸ = 135422173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135680317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6008 + ... + 17534.

It is an arithmetic number, because the mean of its divisors is an integer number (17292000).

Almost surely, 2^135684317 is an apocalyptic number.

It is an amenable number.

135684317 is a deficient number, since it is larger than the sum of its proper divisors (2651683).

135684317 is a wasteful number, since it uses less digits than its factorization.

135684317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11755.

The product of its digits is 60480, while the sum is 38.

The square root of 135684317 is about 11648.3611293606. The cubic root of 135684317 is about 513.8581128649.

The spelling of 135684317 in words is "one hundred thirty-five million, six hundred eighty-four thousand, three hundred seventeen".