556265201 has 2 divisors, whose sum is σ = 556265202. Its totient is φ = 556265200.

The previous prime is 556265173. The next prime is 556265291. The reversal of 556265201 is 102562655.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 488631025 + 67634176 = 22105^2 + 8224^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-556265201 is a prime.

It is not a weakly prime, because it can be changed into another prime (556265291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278132600 + 278132601.

It is an arithmetic number, because the mean of its divisors is an integer number (278132601).

Almost surely, 2^556265201 is an apocalyptic number.

It is an amenable number.

556265201 is a deficient number, since it is larger than the sum of its proper divisors (1).

556265201 is an equidigital number, since it uses as much as digits as its factorization.

556265201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 556265201 is about 23585.2750884954. The cubic root of 556265201 is about 822.4205697447.

The spelling of 556265201 in words is "five hundred fifty-six million, two hundred sixty-five thousand, two hundred one".