797507 has 2 divisors, whose sum is σ = 797508. Its totient is φ = 797506.

The previous prime is 797497. The next prime is 797509. The reversal of 797507 is 705797.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-797507 is a prime.

Together with 797509, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (797509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398753 + 398754.

It is an arithmetic number, because the mean of its divisors is an integer number (398754).

2⁷⁹⁷⁵⁰⁷ is an apocalyptic number.

797507 is a deficient number, since it is larger than the sum of its proper divisors (1).

797507 is an equidigital number, since it uses as much as digits as its factorization.

797507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15435, while the sum is 35.

The square root of 797507 is about 893.0324742136. The cubic root of 797507 is about 92.7352473248.

The spelling of 797507 in words is "seven hundred ninety-seven thousand, five hundred seven".