10809603 has 24 divisors (see below), whose sum is σ = 18895968. Its totient is φ = 5812992.

The previous prime is 10809599. The next prime is 10809611. The reversal of 10809603 is 30690801.

It is not a de Polignac number, because 10809603 - 2² = 10809599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10809653) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3976 + ... + 6117.

It is an arithmetic number, because the mean of its divisors is an integer number (787332).

Almost surely, 2^10809603 is an apocalyptic number.

10809603 is a deficient number, since it is larger than the sum of its proper divisors (8086365).

10809603 is a wasteful number, since it uses less digits than its factorization.

10809603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10123 (or 10120 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 10809603 is about 3287.7960703182. The cubic root of 10809603 is about 221.1073848704.

The spelling of 10809603 in words is "ten million, eight hundred nine thousand, six hundred three".