825477563 has 2 divisors, whose sum is σ = 825477564. Its totient is φ = 825477562.

The previous prime is 825477533. The next prime is 825477571. The reversal of 825477563 is 365774528.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 825477563 - 2⁸ = 825477307 is a prime.

It is not a weakly prime, because it can be changed into another prime (825477533) 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, 412738781 + 412738782.

It is an arithmetic number, because the mean of its divisors is an integer number (412738782).

Almost surely, 2^825477563 is an apocalyptic number.

825477563 is a deficient number, since it is larger than the sum of its proper divisors (1).

825477563 is an equidigital number, since it uses as much as digits as its factorization.

825477563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1411200, while the sum is 47.

The square root of 825477563 is about 28731.1253347306. The cubic root of 825477563 is about 938.0696628583.

The spelling of 825477563 in words is "eight hundred twenty-five million, four hundred seventy-seven thousand, five hundred sixty-three".