2520604303 has 4 divisors (see below), whose sum is σ = 2880690640. Its totient is φ = 2160517968.

The previous prime is 2520604283. The next prime is 2520604319. The reversal of 2520604303 is 3034060252.

It is a happy number.

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

It is not a de Polignac number, because 2520604303 - 2²¹ = 2518507151 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 (2520604393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180043158 + ... + 180043171.

It is an arithmetic number, because the mean of its divisors is an integer number (720172660).

Almost surely, 2^2520604303 is an apocalyptic number.

2520604303 is a deficient number, since it is larger than the sum of its proper divisors (360086337).

2520604303 is an equidigital number, since it uses as much as digits as its factorization.

2520604303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360086336.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 2520604303 is about 50205.6202331970. The cubic root of 2520604303 is about 1360.9271905095.

Adding to 2520604303 its reverse (3034060252), we get a palindrome (5554664555).

The spelling of 2520604303 in words is "two billion, five hundred twenty million, six hundred four thousand, three hundred three".