135982347 has 8 divisors (see below), whose sum is σ = 181965456. Its totient is φ = 90327072.

The previous prime is 135982339. The next prime is 135982361. The reversal of 135982347 is 743289531.

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

It is not a de Polignac number, because 135982347 - 2³ = 135982339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135982299 and 135982308.

It is not an unprimeable number, because it can be changed into a prime (135982367) 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, 80988 + ... + 82649.

It is an arithmetic number, because the mean of its divisors is an integer number (22745682).

Almost surely, 2^135982347 is an apocalyptic number.

135982347 is a deficient number, since it is larger than the sum of its proper divisors (45983109).

135982347 is a wasteful number, since it uses less digits than its factorization.

135982347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163917.

The product of its digits is 181440, while the sum is 42.

The square root of 135982347 is about 11661.1468989975. The cubic root of 135982347 is about 514.2340667601.

The spelling of 135982347 in words is "one hundred thirty-five million, nine hundred eighty-two thousand, three hundred forty-seven".