798797159 has 2 divisors, whose sum is σ = 798797160. Its totient is φ = 798797158.

The previous prime is 798797147. The next prime is 798797179. The reversal of 798797159 is 951797897.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 798797159 - 2⁸ = 798796903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (798797179) 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, 399398579 + 399398580.

It is an arithmetic number, because the mean of its divisors is an integer number (399398580).

Almost surely, 2^798797159 is an apocalyptic number.

798797159 is a deficient number, since it is larger than the sum of its proper divisors (1).

798797159 is an equidigital number, since it uses as much as digits as its factorization.

798797159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10001880, while the sum is 62.

The square root of 798797159 is about 28262.9998230903. Note that the first 3 decimals coincide. The cubic root of 798797159 is about 927.8522755684.

The spelling of 798797159 in words is "seven hundred ninety-eight million, seven hundred ninety-seven thousand, one hundred fifty-nine".