556125317 has 6 divisors (see below), whose sum is σ = 611278374. Its totient is φ = 505568360.

The previous prime is 556125289. The next prime is 556125329. The reversal of 556125317 is 713521655.

It can be written as a sum of positive squares in only one way, i.e., 496665796 + 59459521 = 22286^2 + 7711^2 .

It is not a de Polignac number, because 556125317 - 2¹⁴ = 556108933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556127317) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2297918 + ... + 2298159.

It is an arithmetic number, because the mean of its divisors is an integer number (101879729).

Almost surely, 2^556125317 is an apocalyptic number.

It is an amenable number.

556125317 is a deficient number, since it is larger than the sum of its proper divisors (55153057).

556125317 is a wasteful number, since it uses less digits than its factorization.

556125317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4596099 (or 4596088 counting only the distinct ones).

The product of its digits is 31500, while the sum is 35.

The square root of 556125317 is about 23582.3094076895. The cubic root of 556125317 is about 822.3516259367.

The spelling of 556125317 in words is "five hundred fifty-six million, one hundred twenty-five thousand, three hundred seventeen".