20117671159 has 2 divisors, whose sum is σ = 20117671160. Its totient is φ = 20117671158.

The previous prime is 20117671129. The next prime is 20117671177. The reversal of 20117671159 is 95117671102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20117671159 - 2⁵ = 20117671127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20117671109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10058835579 + 10058835580.

It is an arithmetic number, because the mean of its divisors is an integer number (10058835580).

Almost surely, 2^20117671159 is an apocalyptic number.

20117671159 is a deficient number, since it is larger than the sum of its proper divisors (1).

20117671159 is an equidigital number, since it uses as much as digits as its factorization.

20117671159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26460, while the sum is 40.

The spelling of 20117671159 in words is "twenty billion, one hundred seventeen million, six hundred seventy-one thousand, one hundred fifty-nine".