556341197 has 2 divisors, whose sum is σ = 556341198. Its totient is φ = 556341196.

The previous prime is 556341179. The next prime is 556341211. The reversal of 556341197 is 791143655.

Together with previous prime (556341179) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 329567716 + 226773481 = 18154^2 + 15059^2 .

It is a cyclic number.

It is not a de Polignac number, because 556341197 - 2¹² = 556337101 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556341127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278170598 + 278170599.

It is an arithmetic number, because the mean of its divisors is an integer number (278170599).

Almost surely, 2^556341197 is an apocalyptic number.

It is an amenable number.

556341197 is a deficient number, since it is larger than the sum of its proper divisors (1).

556341197 is an equidigital number, since it uses as much as digits as its factorization.

556341197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 113400, while the sum is 41.

The square root of 556341197 is about 23586.8861234373. The cubic root of 556341197 is about 822.4580206030.

The spelling of 556341197 in words is "five hundred fifty-six million, three hundred forty-one thousand, one hundred ninety-seven".