2543525441 has 2 divisors, whose sum is σ = 2543525442. Its totient is φ = 2543525440.

The previous prime is 2543525401. The next prime is 2543525473. The reversal of 2543525441 is 1445253452.

2543525441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2322854416 + 220671025 = 48196^2 + 14855^2 .

It is a cyclic number.

It is not a de Polignac number, because 2543525441 - 2⁶ = 2543525377 is a prime.

It is not a weakly prime, because it can be changed into another prime (2543525401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271762720 + 1271762721.

It is an arithmetic number, because the mean of its divisors is an integer number (1271762721).

Almost surely, 2^2543525441 is an apocalyptic number.

It is an amenable number.

2543525441 is a deficient number, since it is larger than the sum of its proper divisors (1).

2543525441 is an equidigital number, since it uses as much as digits as its factorization.

2543525441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96000, while the sum is 35.

The square root of 2543525441 is about 50433.3762601712. The cubic root of 2543525441 is about 1365.0399503485.

Adding to 2543525441 its reverse (1445253452), we get a palindrome (3988778893).

The spelling of 2543525441 in words is "two billion, five hundred forty-three million, five hundred twenty-five thousand, four hundred forty-one".