117129656959 has 8 divisors (see below), whose sum is σ = 134535142400. Its totient is φ = 99892340856.

The previous prime is 117129656927. The next prime is 117129656993. The reversal of 117129656959 is 959656921711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 117129656959 - 2⁵ = 117129656927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 117129656897 and 117129656906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117129656999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42040839 + ... + 42043624.

It is an arithmetic number, because the mean of its divisors is an integer number (16816892800).

Almost surely, 2^117129656959 is an apocalyptic number.

117129656959 is a deficient number, since it is larger than the sum of its proper divisors (17405485441).

117129656959 is an equidigital number, since it uses as much as digits as its factorization.

117129656959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84084669.

The product of its digits is 9185400, while the sum is 61.

The spelling of 117129656959 in words is "one hundred seventeen billion, one hundred twenty-nine million, six hundred fifty-six thousand, nine hundred fifty-nine".