798471901 has 2 divisors, whose sum is σ = 798471902. Its totient is φ = 798471900.

The previous prime is 798471857. The next prime is 798471911. The reversal of 798471901 is 109174897.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 480705625 + 317766276 = 21925^2 + 17826^2 .

It is a cyclic number.

It is not a de Polignac number, because 798471901 - 2⁹ = 798471389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (798471911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399235950 + 399235951.

It is an arithmetic number, because the mean of its divisors is an integer number (399235951).

Almost surely, 2^798471901 is an apocalyptic number.

It is an amenable number.

798471901 is a deficient number, since it is larger than the sum of its proper divisors (1).

798471901 is an equidigital number, since it uses as much as digits as its factorization.

798471901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 46.

The square root of 798471901 is about 28257.2451063440. The cubic root of 798471901 is about 927.7263227142.

The spelling of 798471901 in words is "seven hundred ninety-eight million, four hundred seventy-one thousand, nine hundred one".