117452318129 has 2 divisors, whose sum is σ = 117452318130. Its totient is φ = 117452318128.

The previous prime is 117452318033. The next prime is 117452318161. The reversal of 117452318129 is 921813254711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90111034225 + 27341283904 = 300185^2 + 165352^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117452318129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117452318129.

It is not a weakly prime, because it can be changed into another prime (117452318189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58726159064 + 58726159065.

It is an arithmetic number, because the mean of its divisors is an integer number (58726159065).

Almost surely, 2^117452318129 is an apocalyptic number.

It is an amenable number.

117452318129 is a deficient number, since it is larger than the sum of its proper divisors (1).

117452318129 is an equidigital number, since it uses as much as digits as its factorization.

117452318129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 44.

The spelling of 117452318129 in words is "one hundred seventeen billion, four hundred fifty-two million, three hundred eighteen thousand, one hundred twenty-nine".