10663546 has 4 divisors (see below), whose sum is σ = 15995322. Its totient is φ = 5331772.

The previous prime is 10663529. The next prime is 10663553. The reversal of 10663546 is 64536601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64536601 = 79 ⋅816919.

It can be written as a sum of positive squares in only one way, i.e., 9235521 + 1428025 = 3039^2 + 1195^2 .

It is a super-2 number, since 2×10663546² = 227422426588232, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2665885 + ... + 2665888.

Almost surely, 2^10663546 is an apocalyptic number.

10663546 is a deficient number, since it is larger than the sum of its proper divisors (5331776).

10663546 is an equidigital number, since it uses as much as digits as its factorization.

10663546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5331775.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 10663546 is about 3265.5085362008. The cubic root of 10663546 is about 220.1070140527.

The spelling of 10663546 in words is "ten million, six hundred sixty-three thousand, five hundred forty-six".