123329999063 has 2 divisors, whose sum is σ = 123329999064. Its totient is φ = 123329999062.

The previous prime is 123329999057. The next prime is 123329999071. The reversal of 123329999063 is 360999923321.

It is a weak prime.

It is an emirp because it is prime and its reverse (360999923321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 123329999063 - 2²⁰ = 123328950487 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123329999003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61664999531 + 61664999532.

It is an arithmetic number, because the mean of its divisors is an integer number (61664999532).

Almost surely, 2^123329999063 is an apocalyptic number.

123329999063 is a deficient number, since it is larger than the sum of its proper divisors (1).

123329999063 is an equidigital number, since it uses as much as digits as its factorization.

123329999063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4251528, while the sum is 56.

The spelling of 123329999063 in words is "one hundred twenty-three billion, three hundred twenty-nine million, nine hundred ninety-nine thousand, sixty-three".