2530032503 has 4 divisors (see below), whose sum is σ = 2530278168. Its totient is φ = 2529786840.

The previous prime is 2530032437. The next prime is 2530032511. The reversal of 2530032503 is 3052300352.

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

It is a cyclic number.

It is not a de Polignac number, because 2530032503 - 2²⁰ = 2528983927 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 (2530032203) 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, 106676 + ... + 128217.

It is an arithmetic number, because the mean of its divisors is an integer number (632569542).

Almost surely, 2^2530032503 is an apocalyptic number.

2530032503 is a deficient number, since it is larger than the sum of its proper divisors (245665).

2530032503 is a wasteful number, since it uses less digits than its factorization.

2530032503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245664.

The product of its (nonzero) digits is 2700, while the sum is 23.

The square root of 2530032503 is about 50299.4284559974. The cubic root of 2530032503 is about 1362.6219069780.

Adding to 2530032503 its reverse (3052300352), we get a palindrome (5582332855).

The spelling of 2530032503 in words is "two billion, five hundred thirty million, thirty-two thousand, five hundred three".