117502277 has 2 divisors, whose sum is σ = 117502278. Its totient is φ = 117502276.

The previous prime is 117502271. The next prime is 117502279. The reversal of 117502277 is 772205711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88190881 + 29311396 = 9391^2 + 5414^2 .

It is an emirp because it is prime and its reverse (772205711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117502277 - 2⁴ = 117502261 is a prime.

Together with 117502279, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_6707417 and since 117502277 and 6707417 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117502271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58751138 + 58751139.

It is an arithmetic number, because the mean of its divisors is an integer number (58751139).

Almost surely, 2^117502277 is an apocalyptic number.

It is an amenable number.

117502277 is a deficient number, since it is larger than the sum of its proper divisors (1).

117502277 is an equidigital number, since it uses as much as digits as its factorization.

117502277 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6860, while the sum is 32.

The square root of 117502277 is about 10839.8467240086. The cubic root of 117502277 is about 489.7962181921.

Adding to 117502277 its reverse (772205711), we get a palindrome (889707988).

The spelling of 117502277 in words is "one hundred seventeen million, five hundred two thousand, two hundred seventy-seven".