117129656999 has 2 divisors, whose sum is σ = 117129657000. Its totient is φ = 117129656998.

The previous prime is 117129656993. The next prime is 117129657011. The reversal of 117129656999 is 999656921711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117129656999 - 2³² = 112834689703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117129656993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58564828499 + 58564828500.

It is an arithmetic number, because the mean of its divisors is an integer number (58564828500).

Almost surely, 2^117129656999 is an apocalyptic number.

117129656999 is a deficient number, since it is larger than the sum of its proper divisors (1).

117129656999 is an equidigital number, since it uses as much as digits as its factorization.

117129656999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16533720, while the sum is 65.

The spelling of 117129656999 in words is "one hundred seventeen billion, one hundred twenty-nine million, six hundred fifty-six thousand, nine hundred ninety-nine".