10130503 has 4 divisors (see below), whose sum is σ = 10137960. Its totient is φ = 10123048.

The previous prime is 10130479. The next prime is 10130507. The reversal of 10130503 is 30503101.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10130503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10130507) 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, 1048 + ... + 4621.

It is an arithmetic number, because the mean of its divisors is an integer number (2534490).

Almost surely, 2^10130503 is an apocalyptic number.

10130503 is a deficient number, since it is larger than the sum of its proper divisors (7457).

10130503 is an equidigital number, since it uses as much as digits as its factorization.

10130503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7456.

The product of its (nonzero) digits is 45, while the sum is 13.

The square root of 10130503 is about 3182.8451109031. The cubic root of 10130503 is about 216.3766220248.

Adding to 10130503 its reverse (30503101), we get a palindrome (40633604).

It can be divided in two parts, 101 and 30503, that multiplied together give a palindrome (3080803).

The spelling of 10130503 in words is "ten million, one hundred thirty thousand, five hundred three".