4975979 has 2 divisors, whose sum is σ = 4975980. Its totient is φ = 4975978.

The previous prime is 4975969. The next prime is 4975991. The reversal of 4975979 is 9795794.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4975979 - 2⁴ = 4975963 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4975909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2487989 + 2487990.

It is an arithmetic number, because the mean of its divisors is an integer number (2487990).

Almost surely, 2^4975979 is an apocalyptic number.

4975979 is a deficient number, since it is larger than the sum of its proper divisors (1).

4975979 is an equidigital number, since it uses as much as digits as its factorization.

4975979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 714420, while the sum is 50.

The square root of 4975979 is about 2230.6902519176. The cubic root of 4975979 is about 170.7233194251.

The spelling of 4975979 in words is "four million, nine hundred seventy-five thousand, nine hundred seventy-nine".