556106429 has 2 divisors, whose sum is σ = 556106430. Its totient is φ = 556106428.

The previous prime is 556106417. The next prime is 556106471. The reversal of 556106429 is 924601655.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 497200804 + 58905625 = 22298^2 + 7675^2 .

It is a cyclic number.

It is not a de Polignac number, because 556106429 - 2²⁴ = 539329213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 556106392 and 556106401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556109429) 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, 278053214 + 278053215.

It is an arithmetic number, because the mean of its divisors is an integer number (278053215).

Almost surely, 2^556106429 is an apocalyptic number.

It is an amenable number.

556106429 is a deficient number, since it is larger than the sum of its proper divisors (1).

556106429 is an equidigital number, since it uses as much as digits as its factorization.

556106429 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 38.

The square root of 556106429 is about 23581.9089346049. The cubic root of 556106429 is about 822.3423158329.

The spelling of 556106429 in words is "five hundred fifty-six million, one hundred six thousand, four hundred twenty-nine".