10561163 has 4 divisors (see below), whose sum is σ = 11020368. Its totient is φ = 10101960.

The previous prime is 10561157. The next prime is 10561181. The reversal of 10561163 is 36116501.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36116501 = 241 ⋅149861.

It is a cyclic number.

It is not a de Polignac number, because 10561163 - 2⁴ = 10561147 is a prime.

It is a super-2 number, since 2×10561163² = 223076327825138, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 459181 = 10561163 / (1 + 0 + 5 + 6 + 1 + 1 + 6 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10561123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229568 + ... + 229613.

It is an arithmetic number, because the mean of its divisors is an integer number (2755092).

Almost surely, 2^10561163 is an apocalyptic number.

10561163 is a deficient number, since it is larger than the sum of its proper divisors (459205).

10561163 is an equidigital number, since it uses as much as digits as its factorization.

10561163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459204.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 10561163 is about 3249.7943011828. The cubic root of 10561163 is about 219.4003158800.

Adding to 10561163 its reverse (36116501), we get a palindrome (46677664).

The spelling of 10561163 in words is "ten million, five hundred sixty-one thousand, one hundred sixty-three".