8523250447 has 2 divisors, whose sum is σ = 8523250448. Its totient is φ = 8523250446.

The previous prime is 8523250433. The next prime is 8523250457. The reversal of 8523250447 is 7440523258.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8523250447 - 2¹⁹ = 8522726159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8523250457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4261625223 + 4261625224.

It is an arithmetic number, because the mean of its divisors is an integer number (4261625224).

Almost surely, 2^8523250447 is an apocalyptic number.

8523250447 is a deficient number, since it is larger than the sum of its proper divisors (1).

8523250447 is an equidigital number, since it uses as much as digits as its factorization.

8523250447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 268800, while the sum is 40.

The square root of 8523250447 is about 92321.4517162723. The cubic root of 8523250447 is about 2042.6866472030.

The spelling of 8523250447 in words is "eight billion, five hundred twenty-three million, two hundred fifty thousand, four hundred forty-seven".