4979309 has 2 divisors, whose sum is σ = 4979310. Its totient is φ = 4979308.

The previous prime is 4979287. The next prime is 4979333. The reversal of 4979309 is 9039794.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4937284 + 42025 = 2222^2 + 205^2 .

It is a cyclic number.

It is not a de Polignac number, because 4979309 - 2¹² = 4975213 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4979209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2489654 + 2489655.

It is an arithmetic number, because the mean of its divisors is an integer number (2489655).

Almost surely, 2^4979309 is an apocalyptic number.

It is an amenable number.

4979309 is a deficient number, since it is larger than the sum of its proper divisors (1).

4979309 is an equidigital number, since it uses as much as digits as its factorization.

4979309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 4979309 is about 2231.4365328192. The cubic root of 4979309 is about 170.7613944708.

The spelling of 4979309 in words is "four million, nine hundred seventy-nine thousand, three hundred nine".