104631564563 has 2 divisors, whose sum is σ = 104631564564. Its totient is φ = 104631564562.

The previous prime is 104631564517. The next prime is 104631564673. The reversal of 104631564563 is 365465136401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104631564563 - 2⁸ = 104631564307 is a prime.

It is not a weakly prime, because it can be changed into another prime (104631564263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52315782281 + 52315782282.

It is an arithmetic number, because the mean of its divisors is an integer number (52315782282).

Almost surely, 2^104631564563 is an apocalyptic number.

104631564563 is a deficient number, since it is larger than the sum of its proper divisors (1).

104631564563 is an equidigital number, since it uses as much as digits as its factorization.

104631564563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 104631564563 in words is "one hundred four billion, six hundred thirty-one million, five hundred sixty-four thousand, five hundred sixty-three".