556141577 has 2 divisors, whose sum is σ = 556141578. Its totient is φ = 556141576.

The previous prime is 556141567. The next prime is 556141603. The reversal of 556141577 is 775141655.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 547045321 + 9096256 = 23389^2 + 3016^2 .

It is a cyclic number.

It is not a de Polignac number, because 556141577 - 2²⁸ = 287706121 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (556141567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278070788 + 278070789.

It is an arithmetic number, because the mean of its divisors is an integer number (278070789).

Almost surely, 2^556141577 is an apocalyptic number.

It is an amenable number.

556141577 is a deficient number, since it is larger than the sum of its proper divisors (1).

556141577 is an equidigital number, since it uses as much as digits as its factorization.

556141577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 147000, while the sum is 41.

The square root of 556141577 is about 23582.6541551200. The cubic root of 556141577 is about 822.3596405015.

The spelling of 556141577 in words is "five hundred fifty-six million, one hundred forty-one thousand, five hundred seventy-seven".