10530303 has 24 divisors (see below), whose sum is σ = 16467072. Its totient is φ = 5863344.

The previous prime is 10530281. The next prime is 10530307. The reversal of 10530303 is 30303501.

It is not a de Polignac number, because 10530303 - 2¹³ = 10522111 is a prime.

It is a super-2 number, since 2×10530303² = 221774562543618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10530307) 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, 46276 + ... + 46502.

It is an arithmetic number, because the mean of its divisors is an integer number (686128).

Almost surely, 2^10530303 is an apocalyptic number.

10530303 is a deficient number, since it is larger than the sum of its proper divisors (5936769).

10530303 is an equidigital number, since it uses as much as digits as its factorization.

10530303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331 (or 284 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 15.

The square root of 10530303 is about 3245.0428348483. The cubic root of 10530303 is about 219.1864095393.

Adding to 10530303 its reverse (30303501), we get a palindrome (40833804).

The spelling of 10530303 in words is "ten million, five hundred thirty thousand, three hundred three".