825530543 has 2 divisors, whose sum is σ = 825530544. Its totient is φ = 825530542.

The previous prime is 825530509. The next prime is 825530549. The reversal of 825530543 is 345035528.

825530543 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 is a cyclic number.

It is not a de Polignac number, because 825530543 - 2⁶ = 825530479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (825530549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 412765271 + 412765272.

It is an arithmetic number, because the mean of its divisors is an integer number (412765272).

Almost surely, 2^825530543 is an apocalyptic number.

825530543 is a deficient number, since it is larger than the sum of its proper divisors (1).

825530543 is an equidigital number, since it uses as much as digits as its factorization.

825530543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 825530543 is about 28732.0473165419. The cubic root of 825530543 is about 938.0897311879.

The spelling of 825530543 in words is "eight hundred twenty-five million, five hundred thirty thousand, five hundred forty-three".