799491097 has 2 divisors, whose sum is σ = 799491098. Its totient is φ = 799491096.

The previous prime is 799491073. The next prime is 799491107. The reversal of 799491097 is 790194997.

799491097 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 can be written as a sum of positive squares in only one way, i.e., 700607961 + 98883136 = 26469^2 + 9944^2 .

It is a cyclic number.

It is not a de Polignac number, because 799491097 - 2⁷ = 799490969 is a prime.

It is not a weakly prime, because it can be changed into another prime (799491067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399745548 + 399745549.

It is an arithmetic number, because the mean of its divisors is an integer number (399745549).

Almost surely, 2^799491097 is an apocalyptic number.

It is an amenable number.

799491097 is a deficient number, since it is larger than the sum of its proper divisors (1).

799491097 is an equidigital number, since it uses as much as digits as its factorization.

799491097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1285956, while the sum is 55.

The square root of 799491097 is about 28275.2735972616. The cubic root of 799491097 is about 928.1208817617.

The spelling of 799491097 in words is "seven hundred ninety-nine million, four hundred ninety-one thousand, ninety-seven".