4351979 has 2 divisors, whose sum is σ = 4351980. Its totient is φ = 4351978.

The previous prime is 4351967. The next prime is 4351981. The reversal of 4351979 is 9791534.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4351979 - 2⁸ = 4351723 is a prime.

Together with 4351981, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4351279) 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, 2175989 + 2175990.

It is an arithmetic number, because the mean of its divisors is an integer number (2175990).

Almost surely, 2^4351979 is an apocalyptic number.

4351979 is a deficient number, since it is larger than the sum of its proper divisors (1).

4351979 is an equidigital number, since it uses as much as digits as its factorization.

4351979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34020, while the sum is 38.

The square root of 4351979 is about 2086.1397364510. The cubic root of 4351979 is about 163.2659414698.

The spelling of 4351979 in words is "four million, three hundred fifty-one thousand, nine hundred seventy-nine".