123110036563 has 2 divisors, whose sum is σ = 123110036564. Its totient is φ = 123110036562.

The previous prime is 123110036521. The next prime is 123110036639. The reversal of 123110036563 is 365630011321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123110036563 is a prime.

It is a super-2 number, since 2×123110036563² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (123110036963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61555018281 + 61555018282.

It is an arithmetic number, because the mean of its divisors is an integer number (61555018282).

Almost surely, 2^123110036563 is an apocalyptic number.

123110036563 is a deficient number, since it is larger than the sum of its proper divisors (1).

123110036563 is an equidigital number, since it uses as much as digits as its factorization.

123110036563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 31.

Adding to 123110036563 its reverse (365630011321), we get a palindrome (488740047884).

The spelling of 123110036563 in words is "one hundred twenty-three billion, one hundred ten million, thirty-six thousand, five hundred sixty-three".