2503453125 has 28 divisors (see below), whose sum is σ = 4172446592. Its totient is φ = 1335150000.

The previous prime is 2503453123. The next prime is 2503453157. The reversal of 2503453125 is 5213543052.

It is not a de Polignac number, because 2503453125 - 2¹ = 2503453123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2503453092 and 2503453101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2503453123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 20172 + ... + 73578.

Almost surely, 2^2503453125 is an apocalyptic number.

2503453125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2503453125 is a deficient number, since it is larger than the sum of its proper divisors (1668993467).

2503453125 is an frugal number, since it uses more digits than its factorization.

2503453125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53440 (or 53415 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 2503453125 is about 50034.5193341557. The cubic root of 2503453125 is about 1357.8334023676.

Adding to 2503453125 its reverse (5213543052), we get a palindrome (7716996177).

The spelling of 2503453125 in words is "two billion, five hundred three million, four hundred fifty-three thousand, one hundred twenty-five".