116777839 has 2 divisors, whose sum is σ = 116777840. Its totient is φ = 116777838.

The previous prime is 116777833. The next prime is 116777873. The reversal of 116777839 is 938777611.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116777839 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 116777792 and 116777801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116777833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58388919 + 58388920.

It is an arithmetic number, because the mean of its divisors is an integer number (58388920).

Almost surely, 2^116777839 is an apocalyptic number.

116777839 is a deficient number, since it is larger than the sum of its proper divisors (1).

116777839 is an equidigital number, since it uses as much as digits as its factorization.

116777839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 444528, while the sum is 49.

The square root of 116777839 is about 10806.3795509875. The cubic root of 116777839 is about 488.7875605560.

The spelling of 116777839 in words is "one hundred sixteen million, seven hundred seventy-seven thousand, eight hundred thirty-nine".