797989963 has 2 divisors, whose sum is σ = 797989964. Its totient is φ = 797989962.

The previous prime is 797989957. The next prime is 797989999. The reversal of 797989963 is 369989797.

797989963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 797989963 - 2¹³ = 797981771 is a prime.

It is not a weakly prime, because it can be changed into another prime (797989903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398994981 + 398994982.

It is an arithmetic number, because the mean of its divisors is an integer number (398994982).

Almost surely, 2^797989963 is an apocalyptic number.

797989963 is a deficient number, since it is larger than the sum of its proper divisors (1).

797989963 is an equidigital number, since it uses as much as digits as its factorization.

797989963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46294416, while the sum is 67.

The square root of 797989963 is about 28248.7161301182. The cubic root of 797989963 is about 927.5396342191.

The spelling of 797989963 in words is "seven hundred ninety-seven million, nine hundred eighty-nine thousand, nine hundred sixty-three".