10663361 has 4 divisors (see below), whose sum is σ = 10761300. Its totient is φ = 10565424.

The previous prime is 10663343. The next prime is 10663379. The reversal of 10663361 is 16336601.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (10663343) and next prime (10663379).

It can be written as a sum of positive squares in 2 ways, for example, as 7263025 + 3400336 = 2695^2 + 1844^2 .

It is a cyclic number.

It is not a de Polignac number, because 10663361 - 2¹⁸ = 10401217 is a prime.

It is a super-2 number, since 2×10663361² = 227414535632642, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10663361.

It is not an unprimeable number, because it can be changed into a prime (10663381) 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 in 3 ways as a sum of consecutive naturals, for example, 48806 + ... + 49023.

It is an arithmetic number, because the mean of its divisors is an integer number (2690325).

Almost surely, 2^10663361 is an apocalyptic number.

It is an amenable number.

10663361 is a deficient number, since it is larger than the sum of its proper divisors (97939).

10663361 is an equidigital number, since it uses as much as digits as its factorization.

10663361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97938.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 10663361 is about 3265.4802097088. The cubic root of 10663361 is about 220.1057411793.

Adding to 10663361 its reverse (16336601), we get a palindrome (26999962).

The spelling of 10663361 in words is "ten million, six hundred sixty-three thousand, three hundred sixty-one".