2543342225 has 12 divisors (see below), whose sum is σ = 3164897136. Its totient is φ = 2027478480.

The previous prime is 2543342213. The next prime is 2543342233. The reversal of 2543342225 is 5222433452.

It is not a de Polignac number, because 2543342225 - 2⁴ = 2543342209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2543342191 and 2543342200.

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, 172667 + ... + 186816.

It is an arithmetic number, because the mean of its divisors is an integer number (263741428).

Almost surely, 2^2543342225 is an apocalyptic number.

2543342225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2543342225 is a deficient number, since it is larger than the sum of its proper divisors (621554911).

2543342225 is a wasteful number, since it uses less digits than its factorization.

2543342225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359776 (or 359771 counting only the distinct ones).

The product of its digits is 57600, while the sum is 32.

The square root of 2543342225 is about 50431.5598112928. The cubic root of 2543342225 is about 1365.0071739035.

Adding to 2543342225 its reverse (5222433452), we get a palindrome (7765775677).

The spelling of 2543342225 in words is "two billion, five hundred forty-three million, three hundred forty-two thousand, two hundred twenty-five".