117641017489 has 2 divisors, whose sum is σ = 117641017490. Its totient is φ = 117641017488.

The previous prime is 117641017441. The next prime is 117641017541. The reversal of 117641017489 is 984710146711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100403428225 + 17237589264 = 316865^2 + 131292^2 .

It is a cyclic number.

It is not a de Polignac number, because 117641017489 - 2³³ = 109051082897 is a prime.

It is not a weakly prime, because it can be changed into another prime (117641017189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58820508744 + 58820508745.

It is an arithmetic number, because the mean of its divisors is an integer number (58820508745).

Almost surely, 2^117641017489 is an apocalyptic number.

It is an amenable number.

117641017489 is a deficient number, since it is larger than the sum of its proper divisors (1).

117641017489 is an equidigital number, since it uses as much as digits as its factorization.

117641017489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 49.

The spelling of 117641017489 in words is "one hundred seventeen billion, six hundred forty-one million, seventeen thousand, four hundred eighty-nine".