556047133 has 2 divisors, whose sum is σ = 556047134. Its totient is φ = 556047132.

The previous prime is 556047119. The next prime is 556047143. The reversal of 556047133 is 331740655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 475370809 + 80676324 = 21803^2 + 8982^2 .

It is a cyclic number.

It is not a de Polignac number, because 556047133 - 2¹⁷ = 555916061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556047143) 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, 278023566 + 278023567.

It is an arithmetic number, because the mean of its divisors is an integer number (278023567).

Almost surely, 2^556047133 is an apocalyptic number.

It is an amenable number.

556047133 is a deficient number, since it is larger than the sum of its proper divisors (1).

556047133 is an equidigital number, since it uses as much as digits as its factorization.

556047133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 556047133 is about 23580.6516661436. The cubic root of 556047133 is about 822.3130868097.

Adding to 556047133 its reverse (331740655), we get a palindrome (887787788).

The spelling of 556047133 in words is "five hundred fifty-six million, forty-seven thousand, one hundred thirty-three".