556456133 has 2 divisors, whose sum is σ = 556456134. Its totient is φ = 556456132.

The previous prime is 556456127. The next prime is 556456157. The reversal of 556456133 is 331654655.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 383454724 + 173001409 = 19582^2 + 13153^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-556456133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556456333) 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, 278228066 + 278228067.

It is an arithmetic number, because the mean of its divisors is an integer number (278228067).

Almost surely, 2^556456133 is an apocalyptic number.

It is an amenable number.

556456133 is a deficient number, since it is larger than the sum of its proper divisors (1).

556456133 is an equidigital number, since it uses as much as digits as its factorization.

556456133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 162000, while the sum is 38.

The square root of 556456133 is about 23589.3224362210. The cubic root of 556456133 is about 822.5146546294.

The spelling of 556456133 in words is "five hundred fifty-six million, four hundred fifty-six thousand, one hundred thirty-three".