10561016 has 8 divisors (see below), whose sum is σ = 19801920. Its totient is φ = 5280504.

The previous prime is 10561013. The next prime is 10561027. The reversal of 10561016 is 61016501.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×10561016² = 223070117904512, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10561013) 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, 660056 + ... + 660071.

It is an arithmetic number, because the mean of its divisors is an integer number (2475240).

Almost surely, 2^10561016 is an apocalyptic number.

It is an amenable number.

10561016 is a deficient number, since it is larger than the sum of its proper divisors (9240904).

10561016 is a wasteful number, since it uses less digits than its factorization.

10561016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320133 (or 1320129 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 10561016 is about 3249.7716842880. The cubic root of 10561016 is about 219.3992979366.

Adding to 10561016 its reverse (61016501), we get a palindrome (71577517).

The spelling of 10561016 in words is "ten million, five hundred sixty-one thousand, sixteen".