10567561 has 2 divisors, whose sum is σ = 10567562. Its totient is φ = 10567560.

The previous prime is 10567541. The next prime is 10567577. The reversal of 10567561 is 16576501.

10567561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6405961 + 4161600 = 2531^2 + 2040^2 .

It is a cyclic number.

It is not a de Polignac number, because 10567561 - 2¹⁵ = 10534793 is a prime.

It is a super-2 number, since 2×10567561² = 223346690977442, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10567541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5283780 + 5283781.

It is an arithmetic number, because the mean of its divisors is an integer number (5283781).

Almost surely, 2^10567561 is an apocalyptic number.

It is an amenable number.

10567561 is a deficient number, since it is larger than the sum of its proper divisors (1).

10567561 is an equidigital number, since it uses as much as digits as its factorization.

10567561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 10567561 is about 3250.7785221390. The cubic root of 10567561 is about 219.4446115021. Note that the first 3 decimals are identical.

The spelling of 10567561 in words is "ten million, five hundred sixty-seven thousand, five hundred sixty-one".