799091 has 2 divisors, whose sum is σ = 799092. Its totient is φ = 799090.

The previous prime is 799063. The next prime is 799093. The reversal of 799091 is 190997.

It is a happy number.

799091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (190997) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 799091 - 2¹⁰ = 798067 is a prime.

It is a Sophie Germain prime.

Together with 799093, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (799093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399545 + 399546.

It is an arithmetic number, because the mean of its divisors is an integer number (399546).

2⁷⁹⁹⁰⁹¹ is an apocalyptic number.

799091 is a deficient number, since it is larger than the sum of its proper divisors (1).

799091 is an equidigital number, since it uses as much as digits as its factorization.

799091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5103, while the sum is 35.

The square root of 799091 is about 893.9189001246. The cubic root of 799091 is about 92.7966033116.

The spelling of 799091 in words is "seven hundred ninety-nine thousand, ninety-one".