10503253 has 4 divisors (see below), whose sum is σ = 10557868. Its totient is φ = 10448640.

The previous prime is 10503221. The next prime is 10503277. The reversal of 10503253 is 35230501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6185169 + 4318084 = 2487^2 + 2078^2 .

It is a cyclic number.

It is not a de Polignac number, because 10503253 - 2⁵ = 10503221 is a prime.

It is a super-2 number, since 2×10503253² = 220636647164018, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10503253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10503553) 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, 27018 + ... + 27403.

It is an arithmetic number, because the mean of its divisors is an integer number (2639467).

Almost surely, 2^10503253 is an apocalyptic number.

It is an amenable number.

10503253 is a deficient number, since it is larger than the sum of its proper divisors (54615).

10503253 is an equidigital number, since it uses as much as digits as its factorization.

10503253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54614.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 10503253 is about 3240.8722591302. The cubic root of 10503253 is about 218.9985682718.

Adding to 10503253 its reverse (35230501), we get a palindrome (45733754).

The spelling of 10503253 in words is "ten million, five hundred three thousand, two hundred fifty-three".