117822165489097 has 2 divisors, whose sum is σ = 117822165489098. Its totient is φ = 117822165489096.

The previous prime is 117822165489089. The next prime is 117822165489151. The reversal of 117822165489097 is 790984561228711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112870565891136 + 4951599597961 = 10624056^2 + 2225219^2 .

It is a cyclic number.

It is not a de Polignac number, because 117822165489097 - 2³ = 117822165489089 is a prime.

It is not a weakly prime, because it can be changed into another prime (117822165483097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58911082744548 + 58911082744549.

It is an arithmetic number, because the mean of its divisors is an integer number (58911082744549).

Almost surely, 2^{117822165489097} is an apocalyptic number.

It is an amenable number.

117822165489097 is a deficient number, since it is larger than the sum of its proper divisors (1).

117822165489097 is an equidigital number, since it uses as much as digits as its factorization.

117822165489097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 121927680, while the sum is 70.

The spelling of 117822165489097 in words is "one hundred seventeen trillion, eight hundred twenty-two billion, one hundred sixty-five million, four hundred eighty-nine thousand, ninety-seven".