4561979 has 2 divisors, whose sum is σ = 4561980. Its totient is φ = 4561978.

The previous prime is 4561943. The next prime is 4561993. The reversal of 4561979 is 9791654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4561979 - 2⁸ = 4561723 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4561079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2280989 + 2280990.

It is an arithmetic number, because the mean of its divisors is an integer number (2280990).

Almost surely, 2^4561979 is an apocalyptic number.

4561979 is a deficient number, since it is larger than the sum of its proper divisors (1).

4561979 is an equidigital number, since it uses as much as digits as its factorization.

4561979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 41.

The square root of 4561979 is about 2135.8789759722. The cubic root of 4561979 is about 165.8508725056.

The spelling of 4561979 in words is "four million, five hundred sixty-one thousand, nine hundred seventy-nine".