6668074123 has 2 divisors, whose sum is σ = 6668074124. Its totient is φ = 6668074122.

The previous prime is 6668074087. The next prime is 6668074129. The reversal of 6668074123 is 3214708666.

6668074123 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6668074123 - 2⁹ = 6668073611 is a prime.

It is a super-4 number, since 4×6668074123⁴ (a number of 40 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6668074123.

It is not a weakly prime, because it can be changed into another prime (6668074129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3334037061 + 3334037062.

It is an arithmetic number, because the mean of its divisors is an integer number (3334037062).

Almost surely, 2^6668074123 is an apocalyptic number.

6668074123 is a deficient number, since it is larger than the sum of its proper divisors (1).

6668074123 is an equidigital number, since it uses as much as digits as its factorization.

6668074123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 6668074123 is about 81658.2765125495. The cubic root of 6668074123 is about 1882.2044951544.

The spelling of 6668074123 in words is "six billion, six hundred sixty-eight million, seventy-four thousand, one hundred twenty-three".