123466828819 has 2 divisors, whose sum is σ = 123466828820. Its totient is φ = 123466828818.

The previous prime is 123466828789. The next prime is 123466828841. The reversal of 123466828819 is 918828664321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123466828819 - 2¹³ = 123466820627 is a prime.

It is a super-2 number, since 2×123466828819² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (123466820819) 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, 61733414409 + 61733414410.

It is an arithmetic number, because the mean of its divisors is an integer number (61733414410).

Almost surely, 2^123466828819 is an apocalyptic number.

123466828819 is a deficient number, since it is larger than the sum of its proper divisors (1).

123466828819 is an equidigital number, since it uses as much as digits as its factorization.

123466828819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7962624, while the sum is 58.

The spelling of 123466828819 in words is "one hundred twenty-three billion, four hundred sixty-six million, eight hundred twenty-eight thousand, eight hundred nineteen".