117755527 has 2 divisors, whose sum is σ = 117755528. Its totient is φ = 117755526.

The previous prime is 117755509. The next prime is 117755531. The reversal of 117755527 is 725557711.

It is a strong prime.

It is an emirp because it is prime and its reverse (725557711) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117755527 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117755527.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117755537) 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, 58877763 + 58877764.

It is an arithmetic number, because the mean of its divisors is an integer number (58877764).

Almost surely, 2^117755527 is an apocalyptic number.

117755527 is a deficient number, since it is larger than the sum of its proper divisors (1).

117755527 is an equidigital number, since it uses as much as digits as its factorization.

117755527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 85750, while the sum is 40.

The square root of 117755527 is about 10851.5218748340. The cubic root of 117755527 is about 490.1478479301.

The spelling of 117755527 in words is "one hundred seventeen million, seven hundred fifty-five thousand, five hundred twenty-seven".