135884393 has 8 divisors (see below), whose sum is σ = 138949440. Its totient is φ = 132846480.

The previous prime is 135884389. The next prime is 135884423. The reversal of 135884393 is 393488531.

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 135884393 - 2² = 135884389 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135884303) by changing a digit.

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, 3518 + ... + 16856.

It is an arithmetic number, because the mean of its divisors is an integer number (17368680).

Almost surely, 2^135884393 is an apocalyptic number.

It is an amenable number.

135884393 is a deficient number, since it is larger than the sum of its proper divisors (3065047).

135884393 is a wasteful number, since it uses less digits than its factorization.

135884393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13567.

The product of its digits is 311040, while the sum is 44.

The square root of 135884393 is about 11656.9461266663. The cubic root of 135884393 is about 514.1105620440.

The spelling of 135884393 in words is "one hundred thirty-five million, eight hundred eighty-four thousand, three hundred ninety-three".