9814979 has 2 divisors, whose sum is σ = 9814980. Its totient is φ = 9814978.

The previous prime is 9814943. The next prime is 9814991. The reversal of 9814979 is 9794189.

9814979 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9814979 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9814379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4907489 + 4907490.

It is an arithmetic number, because the mean of its divisors is an integer number (4907490).

Almost surely, 2^9814979 is an apocalyptic number.

9814979 is a deficient number, since it is larger than the sum of its proper divisors (1).

9814979 is an equidigital number, since it uses as much as digits as its factorization.

9814979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 47.

The square root of 9814979 is about 3132.8866880243. The cubic root of 9814979 is about 214.1064701513.

The spelling of 9814979 in words is "nine million, eight hundred fourteen thousand, nine hundred seventy-nine".