9795979 has 2 divisors, whose sum is σ = 9795980. Its totient is φ = 9795978.

The previous prime is 9795977. The next prime is 9796037.

9795979 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 9795979 - 2¹ = 9795977 is a prime.

It is a super-2 number, since 2×9795979² = 191922409136882, which contains 22 as substring.

Together with 9795977, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (9795977) 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, 4897989 + 4897990.

It is an arithmetic number, because the mean of its divisors is an integer number (4897990).

Almost surely, 2^9795979 is an apocalyptic number.

9795979 is a deficient number, since it is larger than the sum of its proper divisors (1).

9795979 is an equidigital number, since it uses as much as digits as its factorization.

9795979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1607445, while the sum is 55.

The square root of 9795979 is about 3129.8528719414. The cubic root of 9795979 is about 213.9682239482.

The spelling of 9795979 in words is "nine million, seven hundred ninety-five thousand, nine hundred seventy-nine".