10503203 has 8 divisors (see below), whose sum is σ = 11314176. Its totient is φ = 9721800.

The previous prime is 10503193. The next prime is 10503209. The reversal of 10503203 is 30230501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10503203 - 2⁶ = 10503139 is a prime.

It is a super-2 number, since 2×10503203² = 220634546518418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10503209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6653 + ... + 8078.

It is an arithmetic number, because the mean of its divisors is an integer number (1414272).

Almost surely, 2^10503203 is an apocalyptic number.

10503203 is a deficient number, since it is larger than the sum of its proper divisors (810973).

10503203 is a wasteful number, since it uses less digits than its factorization.

10503203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14785.

The product of its (nonzero) digits is 90, while the sum is 14.

The square root of 10503203 is about 3240.8645451484. The cubic root of 10503203 is about 218.9982207621.

Adding to 10503203 its reverse (30230501), we get a palindrome (40733704).

The spelling of 10503203 in words is "ten million, five hundred three thousand, two hundred three".