2030442503 has 4 divisors (see below), whose sum is σ = 2030870400. Its totient is φ = 2030014608.

The previous prime is 2030442493. The next prime is 2030442521. The reversal of 2030442503 is 3052440302.

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 2030442503 - 2⁶ = 2030442439 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 (2030442103) 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, 206750 + ... + 216347.

It is an arithmetic number, because the mean of its divisors is an integer number (507717600).

Almost surely, 2^2030442503 is an apocalyptic number.

2030442503 is a deficient number, since it is larger than the sum of its proper divisors (427897).

2030442503 is an equidigital number, since it uses as much as digits as its factorization.

2030442503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427896.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 2030442503 is about 45060.4316779145. The cubic root of 2030442503 is about 1266.2814123928.

Adding to 2030442503 its reverse (3052440302), we get a palindrome (5082882805).

The spelling of 2030442503 in words is "two billion, thirty million, four hundred forty-two thousand, five hundred three".