103311786563 has 2 divisors, whose sum is σ = 103311786564. Its totient is φ = 103311786562.

The previous prime is 103311786553. The next prime is 103311786577. The reversal of 103311786563 is 365687113301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103311786563 - 2¹⁰ = 103311785539 is a prime.

It is not a weakly prime, because it can be changed into another prime (103311786553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51655893281 + 51655893282.

It is an arithmetic number, because the mean of its divisors is an integer number (51655893282).

Almost surely, 2^103311786563 is an apocalyptic number.

103311786563 is a deficient number, since it is larger than the sum of its proper divisors (1).

103311786563 is an equidigital number, since it uses as much as digits as its factorization.

103311786563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 44.

Adding to 103311786563 its reverse (365687113301), we get a palindrome (468998899864).

The spelling of 103311786563 in words is "one hundred three billion, three hundred eleven million, seven hundred eighty-six thousand, five hundred sixty-three".