556112243 has 2 divisors, whose sum is σ = 556112244. Its totient is φ = 556112242.

The previous prime is 556112231. The next prime is 556112269. The reversal of 556112243 is 342211655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 556112243 - 2¹⁰ = 556111219 is a prime.

It is not a weakly prime, because it can be changed into another prime (556112213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278056121 + 278056122.

It is an arithmetic number, because the mean of its divisors is an integer number (278056122).

Almost surely, 2^556112243 is an apocalyptic number.

556112243 is a deficient number, since it is larger than the sum of its proper divisors (1).

556112243 is an equidigital number, since it uses as much as digits as its factorization.

556112243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 29.

The square root of 556112243 is about 23582.0322067459. The cubic root of 556112243 is about 822.3451816402.

Adding to 556112243 its reverse (342211655), we get a palindrome (898323898).

The spelling of 556112243 in words is "five hundred fifty-six million, one hundred twelve thousand, two hundred forty-three".