117888789701 has 2 divisors, whose sum is σ = 117888789702. Its totient is φ = 117888789700.

The previous prime is 117888789677. The next prime is 117888789721. The reversal of 117888789701 is 107987888711.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85029976801 + 32858812900 = 291599^2 + 181270^2 .

It is a cyclic number.

It is not a de Polignac number, because 117888789701 - 2¹⁸ = 117888527557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117888789721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58944394850 + 58944394851.

It is an arithmetic number, because the mean of its divisors is an integer number (58944394851).

Almost surely, 2^117888789701 is an apocalyptic number.

It is an amenable number.

117888789701 is a deficient number, since it is larger than the sum of its proper divisors (1).

117888789701 is an equidigital number, since it uses as much as digits as its factorization.

117888789701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12644352, while the sum is 65.

The spelling of 117888789701 in words is "one hundred seventeen billion, eight hundred eighty-eight million, seven hundred eighty-nine thousand, seven hundred one".