118123088847779 has 2 divisors, whose sum is σ = 118123088847780. Its totient is φ = 118123088847778.

The previous prime is 118123088847773. The next prime is 118123088847809. The reversal of 118123088847779 is 977748880321811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118123088847779 - 2²⁰ = 118123087799203 is a prime.

It is not a weakly prime, because it can be changed into another prime (118123088847773) 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 as a sum of consecutive naturals, namely, 59061544423889 + 59061544423890.

It is an arithmetic number, because the mean of its divisors is an integer number (59061544423890).

Almost surely, 2^{118123088847779} is an apocalyptic number.

118123088847779 is a deficient number, since it is larger than the sum of its proper divisors (1).

118123088847779 is an equidigital number, since it uses as much as digits as its factorization.

118123088847779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 303464448, while the sum is 74.

The spelling of 118123088847779 in words is "one hundred eighteen trillion, one hundred twenty-three billion, eighty-eight million, eight hundred forty-seven thousand, seven hundred seventy-nine".