9879047 has 2 divisors, whose sum is σ = 9879048. Its totient is φ = 9879046.

The previous prime is 9879013. The next prime is 9879059. The reversal of 9879047 is 7409789.

9879047 is nontrivially palindromic in base 6.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9879047 - 2¹⁰ = 9878023 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 9878989 and 9879007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9879007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4939523 + 4939524.

It is an arithmetic number, because the mean of its divisors is an integer number (4939524).

Almost surely, 2^9879047 is an apocalyptic number.

9879047 is a deficient number, since it is larger than the sum of its proper divisors (1).

9879047 is an equidigital number, since it uses as much as digits as its factorization.

9879047 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 44.

The square root of 9879047 is about 3143.0951305998. The cubic root of 9879047 is about 214.5713254181.

The spelling of 9879047 in words is "nine million, eight hundred seventy-nine thousand, forty-seven".