123766673 has 2 divisors, whose sum is σ = 123766674. Its totient is φ = 123766672.

The previous prime is 123766637. The next prime is 123766691. The reversal of 123766673 is 376667321.

Together with previous prime (123766637) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113060689 + 10705984 = 10633^2 + 3272^2 .

It is a cyclic number.

It is not a de Polignac number, because 123766673 - 2⁸ = 123766417 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 123766673.

It is not a weakly prime, because it can be changed into another prime (123766633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61883336 + 61883337.

It is an arithmetic number, because the mean of its divisors is an integer number (61883337).

Almost surely, 2^123766673 is an apocalyptic number.

It is an amenable number.

123766673 is a deficient number, since it is larger than the sum of its proper divisors (1).

123766673 is an equidigital number, since it uses as much as digits as its factorization.

123766673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 41.

The square root of 123766673 is about 11125.0471010239. The cubic root of 123766673 is about 498.3501258185.

The spelling of 123766673 in words is "one hundred twenty-three million, seven hundred sixty-six thousand, six hundred seventy-three".