556060643 has 2 divisors, whose sum is σ = 556060644. Its totient is φ = 556060642.

The previous prime is 556060607. The next prime is 556060657. The reversal of 556060643 is 346060655.

556060643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 556060643 - 2⁸ = 556060387 is a prime.

It is not a weakly prime, because it can be changed into another prime (556060693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278030321 + 278030322.

It is an arithmetic number, because the mean of its divisors is an integer number (278030322).

Almost surely, 2^556060643 is an apocalyptic number.

556060643 is a deficient number, since it is larger than the sum of its proper divisors (1).

556060643 is an equidigital number, since it uses as much as digits as its factorization.

556060643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 556060643 is about 23580.9381280729. The cubic root of 556060643 is about 822.3197465328.

The spelling of 556060643 in words is "five hundred fifty-six million, sixty thousand, six hundred forty-three".