117936246979 has 2 divisors, whose sum is σ = 117936246980. Its totient is φ = 117936246978.

The previous prime is 117936246919. The next prime is 117936246983. The reversal of 117936246979 is 979642639711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117936246979 - 2²⁷ = 117802029251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117936246979.

It is not a weakly prime, because it can be changed into another prime (117936246919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58968123489 + 58968123490.

It is an arithmetic number, because the mean of its divisors is an integer number (58968123490).

Almost surely, 2^117936246979 is an apocalyptic number.

117936246979 is a deficient number, since it is larger than the sum of its proper divisors (1).

117936246979 is an equidigital number, since it uses as much as digits as its factorization.

117936246979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30862944, while the sum is 64.

The spelling of 117936246979 in words is "one hundred seventeen billion, nine hundred thirty-six million, two hundred forty-six thousand, nine hundred seventy-nine".