9879007 has 2 divisors, whose sum is σ = 9879008. Its totient is φ = 9879006.

The previous prime is 9878929. The next prime is 9879013. The reversal of 9879007 is 7009789.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9879007 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9879047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4939503 + 4939504.

It is an arithmetic number, because the mean of its divisors is an integer number (4939504).

Almost surely, 2^9879007 is an apocalyptic number.

9879007 is a deficient number, since it is larger than the sum of its proper divisors (1).

9879007 is an equidigital number, since it uses as much as digits as its factorization.

9879007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 40.

The square root of 9879007 is about 3143.0887674388. The cubic root of 9879007 is about 214.5710358198.

The spelling of 9879007 in words is "nine million, eight hundred seventy-nine thousand, seven".