117679612837 has 2 divisors, whose sum is σ = 117679612838. Its totient is φ = 117679612836.

The previous prime is 117679612793. The next prime is 117679612879. The reversal of 117679612837 is 738216976711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61719452356 + 55960160481 = 248434^2 + 236559^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117679612837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117679612937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58839806418 + 58839806419.

It is an arithmetic number, because the mean of its divisors is an integer number (58839806419).

Almost surely, 2^117679612837 is an apocalyptic number.

It is an amenable number.

117679612837 is a deficient number, since it is larger than the sum of its proper divisors (1).

117679612837 is an equidigital number, since it uses as much as digits as its factorization.

117679612837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5334336, while the sum is 58.

The spelling of 117679612837 in words is "one hundred seventeen billion, six hundred seventy-nine million, six hundred twelve thousand, eight hundred thirty-seven".