117427730671 has 2 divisors, whose sum is σ = 117427730672. Its totient is φ = 117427730670.

The previous prime is 117427730657. The next prime is 117427730759. The reversal of 117427730671 is 176037724711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117427730671 - 2¹¹ = 117427728623 is a prime.

It is a super-2 number, since 2×117427730671² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117427700671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58713865335 + 58713865336.

It is an arithmetic number, because the mean of its divisors is an integer number (58713865336).

Almost surely, 2^117427730671 is an apocalyptic number.

117427730671 is a deficient number, since it is larger than the sum of its proper divisors (1).

117427730671 is an equidigital number, since it uses as much as digits as its factorization.

117427730671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 345744, while the sum is 46.

The spelling of 117427730671 in words is "one hundred seventeen billion, four hundred twenty-seven million, seven hundred thirty thousand, six hundred seventy-one".