10242503 has 4 divisors (see below), whose sum is σ = 10252968. Its totient is φ = 10232040.

The previous prime is 10242499. The next prime is 10242527. The reversal of 10242503 is 30524201.

10242503 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 30524201 = 463 ⋅65927.

It is a cyclic number.

It is not a de Polignac number, because 10242503 - 2² = 10242499 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 (10242553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3593 + ... + 5778.

It is an arithmetic number, because the mean of its divisors is an integer number (2563242).

Almost surely, 2^10242503 is an apocalyptic number.

10242503 is a deficient number, since it is larger than the sum of its proper divisors (10465).

10242503 is an equidigital number, since it uses as much as digits as its factorization.

10242503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10464.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 10242503 is about 3200.3910698538. The cubic root of 10242503 is about 217.1711010823.

Adding to 10242503 its reverse (30524201), we get a palindrome (40766704).

The spelling of 10242503 in words is "ten million, two hundred forty-two thousand, five hundred three".