556354423 has 2 divisors, whose sum is σ = 556354424. Its totient is φ = 556354422.

The previous prime is 556354417. The next prime is 556354433. The reversal of 556354423 is 324453655.

556354423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 556354423 - 2⁹ = 556353911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556354433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278177211 + 278177212.

It is an arithmetic number, because the mean of its divisors is an integer number (278177212).

Almost surely, 2^556354423 is an apocalyptic number.

556354423 is a deficient number, since it is larger than the sum of its proper divisors (1).

556354423 is an equidigital number, since it uses as much as digits as its factorization.

556354423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216000, while the sum is 37.

The square root of 556354423 is about 23587.1664894281. The cubic root of 556354423 is about 822.4645380325.

The spelling of 556354423 in words is "five hundred fifty-six million, three hundred fifty-four thousand, four hundred twenty-three".