3103503125 has 12 divisors (see below), whose sum is σ = 3879134532. Its totient is φ = 2482800000.

The previous prime is 3103503097. The next prime is 3103503133. The reversal of 3103503125 is 5213053013.

It can be written as a sum of positive squares in 6 ways, for example, as 3092360881 + 11142244 = 55609^2 + 3338^2 .

It is not a de Polignac number, because 3103503125 - 2⁶ = 3103503061 is a prime.

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 3103503125.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 493436 + ... + 499685.

It is an arithmetic number, because the mean of its divisors is an integer number (323261211).

Almost surely, 2^3103503125 is an apocalyptic number.

It is an amenable number.

3103503125 is a deficient number, since it is larger than the sum of its proper divisors (775631407).

3103503125 is an frugal number, since it uses more digits than its factorization.

3103503125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993146 (or 993126 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 3103503125 is about 55709.0937370193. The cubic root of 3103503125 is about 1458.6487662351.

Adding to 3103503125 its reverse (5213053013), we get a palindrome (8316556138).

The spelling of 3103503125 in words is "three billion, one hundred three million, five hundred three thousand, one hundred twenty-five".