827259047 has 2 divisors, whose sum is σ = 827259048. Its totient is φ = 827259046.

The previous prime is 827259029. The next prime is 827259053. The reversal of 827259047 is 740952728.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 827259047 - 2⁸ = 827258791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 827258989 and 827259007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (827259647) 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 as a sum of consecutive naturals, namely, 413629523 + 413629524.

It is an arithmetic number, because the mean of its divisors is an integer number (413629524).

Almost surely, 2^827259047 is an apocalyptic number.

827259047 is a deficient number, since it is larger than the sum of its proper divisors (1).

827259047 is an equidigital number, since it uses as much as digits as its factorization.

827259047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 827259047 is about 28762.1113098465. Note that the first 3 decimals coincide. The cubic root of 827259047 is about 938.7440019404.

The spelling of 827259047 in words is "eight hundred twenty-seven million, two hundred fifty-nine thousand, forty-seven".