117106247 has 2 divisors, whose sum is σ = 117106248. Its totient is φ = 117106246.

The previous prime is 117106237. The next prime is 117106303. The reversal of 117106247 is 742601711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117106247 - 2²⁰ = 116057671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117106207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58553123 + 58553124.

It is an arithmetic number, because the mean of its divisors is an integer number (58553124).

Almost surely, 2^117106247 is an apocalyptic number.

117106247 is a deficient number, since it is larger than the sum of its proper divisors (1).

117106247 is an equidigital number, since it uses as much as digits as its factorization.

117106247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 117106247 is about 10821.5639812367. The cubic root of 117106247 is about 489.2453286442.

Adding to 117106247 its reverse (742601711), we get a palindrome (859707958).

The spelling of 117106247 in words is "one hundred seventeen million, one hundred six thousand, two hundred forty-seven".