556106471 has 2 divisors, whose sum is σ = 556106472. Its totient is φ = 556106470.

The previous prime is 556106429. The next prime is 556106477. The reversal of 556106471 is 174601655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 556106471 - 2¹⁰ = 556105447 is a prime.

It is a super-3 number, since 3×556106471³ (a number of 27 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556106477) 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, 278053235 + 278053236.

It is an arithmetic number, because the mean of its divisors is an integer number (278053236).

Almost surely, 2^556106471 is an apocalyptic number.

556106471 is a deficient number, since it is larger than the sum of its proper divisors (1).

556106471 is an equidigital number, since it uses as much as digits as its factorization.

556106471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 556106471 is about 23581.9098251181. The cubic root of 556106471 is about 822.3423365354.

The spelling of 556106471 in words is "five hundred fifty-six million, one hundred six thousand, four hundred seventy-one".