485205563 has 2 divisors, whose sum is σ = 485205564. Its totient is φ = 485205562.

The previous prime is 485205547. The next prime is 485205569. The reversal of 485205563 is 365502584.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 485205563 - 2⁴ = 485205547 is a prime.

It is a super-2 number, since 2×485205563² = 470848876732293938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (485205569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242602781 + 242602782.

It is an arithmetic number, because the mean of its divisors is an integer number (242602782).

Almost surely, 2^485205563 is an apocalyptic number.

485205563 is a deficient number, since it is larger than the sum of its proper divisors (1).

485205563 is an equidigital number, since it uses as much as digits as its factorization.

485205563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 38.

The square root of 485205563 is about 22027.3821186268. The cubic root of 485205563 is about 785.7937866962.

The spelling of 485205563 in words is "four hundred eighty-five million, two hundred five thousand, five hundred sixty-three".