10544561 has 2 divisors, whose sum is σ = 10544562. Its totient is φ = 10544560.

The previous prime is 10544549. The next prime is 10544617. The reversal of 10544561 is 16544501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10523536 + 21025 = 3244^2 + 145^2 .

It is a cyclic number.

It is not a de Polignac number, because 10544561 - 2¹⁸ = 10282417 is a prime.

It is a super-2 number, since 2×10544561² = 222375533365442, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10544561.

It is not a weakly prime, because it can be changed into another prime (10544161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5272280 + 5272281.

It is an arithmetic number, because the mean of its divisors is an integer number (5272281).

Almost surely, 2^10544561 is an apocalyptic number.

It is an amenable number.

10544561 is a deficient number, since it is larger than the sum of its proper divisors (1).

10544561 is an equidigital number, since it uses as much as digits as its factorization.

10544561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 10544561 is about 3247.2389810422. The cubic root of 10544561 is about 219.2852908473.

The spelling of 10544561 in words is "ten million, five hundred forty-four thousand, five hundred sixty-one".