791860193 has 2 divisors, whose sum is σ = 791860194. Its totient is φ = 791860192.

The previous prime is 791860159. The next prime is 791860211. The reversal of 791860193 is 391068197.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 655974544 + 135885649 = 25612^2 + 11657^2 .

It is a cyclic number.

It is not a de Polignac number, because 791860193 - 2⁶ = 791860129 is a prime.

It is not a weakly prime, because it can be changed into another prime (791860793) 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, 395930096 + 395930097.

It is an arithmetic number, because the mean of its divisors is an integer number (395930097).

Almost surely, 2^791860193 is an apocalyptic number.

It is an amenable number.

791860193 is a deficient number, since it is larger than the sum of its proper divisors (1).

791860193 is an equidigital number, since it uses as much as digits as its factorization.

791860193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 791860193 is about 28140.0105366007. The cubic root of 791860193 is about 925.1585578693.

The spelling of 791860193 in words is "seven hundred ninety-one million, eight hundred sixty thousand, one hundred ninety-three".