558883561 has 2 divisors, whose sum is σ = 558883562. Its totient is φ = 558883560.

The previous prime is 558883543. The next prime is 558883573. The reversal of 558883561 is 165388855.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 428490000 + 130393561 = 20700^2 + 11419^2 .

It is a cyclic number.

It is not a de Polignac number, because 558883561 - 2⁷ = 558883433 is a prime.

It is not a weakly prime, because it can be changed into another prime (558883541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279441780 + 279441781.

It is an arithmetic number, because the mean of its divisors is an integer number (279441781).

Almost surely, 2^558883561 is an apocalyptic number.

It is an amenable number.

558883561 is a deficient number, since it is larger than the sum of its proper divisors (1).

558883561 is an equidigital number, since it uses as much as digits as its factorization.

558883561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152000, while the sum is 49.

The square root of 558883561 is about 23640.7182843500. The cubic root of 558883561 is about 823.7089379713.

The spelling of 558883561 in words is "five hundred fifty-eight million, eight hundred eighty-three thousand, five hundred sixty-one".