563121934103 has 2 divisors, whose sum is σ = 563121934104. Its totient is φ = 563121934102.

The previous prime is 563121934093. The next prime is 563121934117. The reversal of 563121934103 is 301439121365.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 563121934103 - 2⁴ = 563121934087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (563121934153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281560967051 + 281560967052.

It is an arithmetic number, because the mean of its divisors is an integer number (281560967052).

Almost surely, 2^563121934103 is an apocalyptic number.

563121934103 is a deficient number, since it is larger than the sum of its proper divisors (1).

563121934103 is an equidigital number, since it uses as much as digits as its factorization.

563121934103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 38.

The spelling of 563121934103 in words is "five hundred sixty-three billion, one hundred twenty-one million, nine hundred thirty-four thousand, one hundred three".