563000121 has 6 divisors (see below), whose sum is σ = 813222410. Its totient is φ = 375333408.

The previous prime is 563000099. The next prime is 563000143. The reversal of 563000121 is 121000365.

563000121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (563000099) and next prime (563000143).

It can be written as a sum of positive squares in only one way, i.e., 481188096 + 81812025 = 21936^2 + 9045^2 .

It is not a de Polignac number, because 563000121 - 2¹⁰ = 562999097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 563000094 and 563000103.

It is not an unprimeable number, because it can be changed into a prime (563000521) 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, 31277776 + ... + 31277793.

Almost surely, 2^563000121 is an apocalyptic number.

It is an amenable number.

563000121 is a deficient number, since it is larger than the sum of its proper divisors (250222289).

563000121 is a wasteful number, since it uses less digits than its factorization.

563000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62555575 (or 62555572 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 563000121 is about 23727.6235851802. The cubic root of 563000121 is about 825.7263861478.

Adding to 563000121 its reverse (121000365), we get a palindrome (684000486).

The spelling of 563000121 in words is "five hundred sixty-three million, one hundred twenty-one", and thus it is an aban number.