556061783 has 2 divisors, whose sum is σ = 556061784. Its totient is φ = 556061782.

The previous prime is 556061761. The next prime is 556061819. The reversal of 556061783 is 387160655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 556061783 - 2¹⁰ = 556060759 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 556061783.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556061383) 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, 278030891 + 278030892.

It is an arithmetic number, because the mean of its divisors is an integer number (278030892).

Almost surely, 2^556061783 is an apocalyptic number.

556061783 is a deficient number, since it is larger than the sum of its proper divisors (1).

556061783 is an equidigital number, since it uses as much as digits as its factorization.

556061783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 556061783 is about 23580.9623001268. The cubic root of 556061783 is about 822.3203084882.

The spelling of 556061783 in words is "five hundred fifty-six million, sixty-one thousand, seven hundred eighty-three".