797875577 has 2 divisors, whose sum is σ = 797875578. Its totient is φ = 797875576.

The previous prime is 797875469. The next prime is 797875583. The reversal of 797875577 is 775578797.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 498896896 + 298978681 = 22336^2 + 17291^2 .

It is a cyclic number.

It is not a de Polignac number, because 797875577 - 2²⁴ = 781098361 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (797875877) 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, 398937788 + 398937789.

It is an arithmetic number, because the mean of its divisors is an integer number (398937789).

Almost surely, 2^797875577 is an apocalyptic number.

It is an amenable number.

797875577 is a deficient number, since it is larger than the sum of its proper divisors (1).

797875577 is an equidigital number, since it uses as much as digits as its factorization.

797875577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30252600, while the sum is 62.

The square root of 797875577 is about 28246.6914345734. The cubic root of 797875577 is about 927.4953134367.

The spelling of 797875577 in words is "seven hundred ninety-seven million, eight hundred seventy-five thousand, five hundred seventy-seven".