4559561 has 2 divisors, whose sum is σ = 4559562. Its totient is φ = 4559560.

The previous prime is 4559557. The next prime is 4559593. The reversal of 4559561 is 1659554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2383936 + 2175625 = 1544^2 + 1475^2 .

It is a cyclic number.

It is not a de Polignac number, because 4559561 - 2² = 4559557 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4559521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2279780 + 2279781.

It is an arithmetic number, because the mean of its divisors is an integer number (2279781).

Almost surely, 2^4559561 is an apocalyptic number.

It is an amenable number.

4559561 is a deficient number, since it is larger than the sum of its proper divisors (1).

4559561 is an equidigital number, since it uses as much as digits as its factorization.

4559561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27000, while the sum is 35.

The square root of 4559561 is about 2135.3128576394. The cubic root of 4559561 is about 165.8215651747.

The spelling of 4559561 in words is "four million, five hundred fifty-nine thousand, five hundred sixty-one".