117582679 has 2 divisors, whose sum is σ = 117582680. Its totient is φ = 117582678.

The previous prime is 117582677. The next prime is 117582701. The reversal of 117582679 is 976285711.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (976285711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117582679 - 2¹ = 117582677 is a prime.

Together with 117582677, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117582671) 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 as a sum of consecutive naturals, namely, 58791339 + 58791340.

It is an arithmetic number, because the mean of its divisors is an integer number (58791340).

Almost surely, 2^117582679 is an apocalyptic number.

117582679 is a deficient number, since it is larger than the sum of its proper divisors (1).

117582679 is an equidigital number, since it uses as much as digits as its factorization.

117582679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 46.

The square root of 117582679 is about 10843.5547215846. The cubic root of 117582679 is about 489.9079085575.

The spelling of 117582679 in words is "one hundred seventeen million, five hundred eighty-two thousand, six hundred seventy-nine".