797063591 has 2 divisors, whose sum is σ = 797063592. Its totient is φ = 797063590.

The previous prime is 797063587. The next prime is 797063593. The reversal of 797063591 is 195360797.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 797063591 - 2² = 797063587 is a prime.

Together with 797063593, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (797063593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398531795 + 398531796.

It is an arithmetic number, because the mean of its divisors is an integer number (398531796).

Almost surely, 2^797063591 is an apocalyptic number.

797063591 is a deficient number, since it is larger than the sum of its proper divisors (1).

797063591 is an equidigital number, since it uses as much as digits as its factorization.

797063591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 357210, while the sum is 47.

The square root of 797063591 is about 28232.3146589152. The cubic root of 797063591 is about 927.1805739572.

The spelling of 797063591 in words is "seven hundred ninety-seven million, sixty-three thousand, five hundred ninety-one".