123188063 has 2 divisors, whose sum is σ = 123188064. Its totient is φ = 123188062.

The previous prime is 123188003. The next prime is 123188129. The reversal of 123188063 is 360881321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123188063 - 2⁸ = 123187807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123188003) 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, 61594031 + 61594032.

It is an arithmetic number, because the mean of its divisors is an integer number (61594032).

Almost surely, 2^123188063 is an apocalyptic number.

123188063 is a deficient number, since it is larger than the sum of its proper divisors (1).

123188063 is an equidigital number, since it uses as much as digits as its factorization.

123188063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 123188063 is about 11099.0118028588. The cubic root of 123188063 is about 497.5723157758.

The spelling of 123188063 in words is "one hundred twenty-three million, one hundred eighty-eight thousand, sixty-three".