790897801 has 2 divisors, whose sum is σ = 790897802. Its totient is φ = 790897800.

The previous prime is 790897799. The next prime is 790897837. The reversal of 790897801 is 108798097.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 782041225 + 8856576 = 27965^2 + 2976^2 .

It is an emirp because it is prime and its reverse (108798097) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 790897801 - 2¹ = 790897799 is a prime.

Together with 790897799, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (790897901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 395448900 + 395448901.

It is an arithmetic number, because the mean of its divisors is an integer number (395448901).

Almost surely, 2^790897801 is an apocalyptic number.

It is an amenable number.

790897801 is a deficient number, since it is larger than the sum of its proper divisors (1).

790897801 is an equidigital number, since it uses as much as digits as its factorization.

790897801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 49.

The square root of 790897801 is about 28122.9052731043. The cubic root of 790897801 is about 924.7836069416.

The spelling of 790897801 in words is "seven hundred ninety million, eight hundred ninety-seven thousand, eight hundred one".