556000541 has 2 divisors, whose sum is σ = 556000542. Its totient is φ = 556000540.

The previous prime is 556000507. The next prime is 556000561. The reversal of 556000541 is 145000655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 546203641 + 9796900 = 23371^2 + 3130^2 .

It is a cyclic number.

It is not a de Polignac number, because 556000541 - 2²⁶ = 488891677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 556000541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556000561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278000270 + 278000271.

It is an arithmetic number, because the mean of its divisors is an integer number (278000271).

Almost surely, 2^556000541 is an apocalyptic number.

It is an amenable number.

556000541 is a deficient number, since it is larger than the sum of its proper divisors (1).

556000541 is an equidigital number, since it uses as much as digits as its factorization.

556000541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 556000541 is about 23579.6637168557. The cubic root of 556000541 is about 822.2901185640.

The spelling of 556000541 in words is "five hundred fifty-six million, five hundred forty-one", and thus it is an aban number.