9999469867 has 2 divisors, whose sum is σ = 9999469868. Its totient is φ = 9999469866.

The previous prime is 9999469859. The next prime is 9999469889. The reversal of 9999469867 is 7689649999.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9999469867 - 2³ = 9999469859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9999469793 and 9999469802.

It is not a weakly prime, because it can be changed into another prime (9999469367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4999734933 + 4999734934.

It is an arithmetic number, because the mean of its divisors is an integer number (4999734934).

Almost surely, 2^9999469867 is an apocalyptic number.

9999469867 is a deficient number, since it is larger than the sum of its proper divisors (1).

9999469867 is an equidigital number, since it uses as much as digits as its factorization.

9999469867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 476171136, while the sum is 76.

The square root of 9999469867 is about 99997.3492998689. The cubic root of 9999469867 is about 2154.3966181283.

The spelling of 9999469867 in words is "nine billion, nine hundred ninety-nine million, four hundred sixty-nine thousand, eight hundred sixty-seven".