797375239 has 2 divisors, whose sum is σ = 797375240. Its totient is φ = 797375238.

The previous prime is 797375237. The next prime is 797375269. The reversal of 797375239 is 932573797.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 797375239 - 2¹ = 797375237 is a prime.

Together with 797375237, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (797375237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398687619 + 398687620.

It is an arithmetic number, because the mean of its divisors is an integer number (398687620).

Almost surely, 2^797375239 is an apocalyptic number.

797375239 is a deficient number, since it is larger than the sum of its proper divisors (1).

797375239 is an equidigital number, since it uses as much as digits as its factorization.

797375239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2500470, while the sum is 52.

The square root of 797375239 is about 28237.8334685932. The cubic root of 797375239 is about 927.3013992477.

The spelling of 797375239 in words is "seven hundred ninety-seven million, three hundred seventy-five thousand, two hundred thirty-nine".