117784301279 has 2 divisors, whose sum is σ = 117784301280. Its totient is φ = 117784301278.

The previous prime is 117784301221. The next prime is 117784301309. The reversal of 117784301279 is 972103487711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117784301279 - 2²⁸ = 117515865823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117784301209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58892150639 + 58892150640.

It is an arithmetic number, because the mean of its divisors is an integer number (58892150640).

Almost surely, 2^117784301279 is an apocalyptic number.

117784301279 is a deficient number, since it is larger than the sum of its proper divisors (1).

117784301279 is an equidigital number, since it uses as much as digits as its factorization.

117784301279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 592704, while the sum is 50.

The spelling of 117784301279 in words is "one hundred seventeen billion, seven hundred eighty-four million, three hundred one thousand, two hundred seventy-nine".