2543420325 has 12 divisors (see below), whose sum is σ = 4205121728. Its totient is φ = 1356490800.

The previous prime is 2543420317. The next prime is 2543420357. The reversal of 2543420325 is 5230243452.

2543420325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2543420325 - 2³ = 2543420317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2543420292 and 2543420301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16956061 + ... + 16956210.

Almost surely, 2^2543420325 is an apocalyptic number.

2543420325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2543420325 is a deficient number, since it is larger than the sum of its proper divisors (1661701403).

2543420325 is a wasteful number, since it uses less digits than its factorization.

2543420325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33912284 (or 33912279 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 2543420325 is about 50432.3341220689. The cubic root of 2543420325 is about 1365.0211458035.

Adding to 2543420325 its reverse (5230243452), we get a palindrome (7773663777).

The spelling of 2543420325 in words is "two billion, five hundred forty-three million, four hundred twenty thousand, three hundred twenty-five".