123354176117 has 2 divisors, whose sum is σ = 123354176118. Its totient is φ = 123354176116.

The previous prime is 123354176059. The next prime is 123354176189. The reversal of 123354176117 is 711671453321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100266589201 + 23087586916 = 316649^2 + 151946^2 .

It is an emirp because it is prime and its reverse (711671453321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 123354176117 - 2⁶ = 123354176053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123354976117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61677088058 + 61677088059.

It is an arithmetic number, because the mean of its divisors is an integer number (61677088059).

Almost surely, 2^123354176117 is an apocalyptic number.

It is an amenable number.

123354176117 is a deficient number, since it is larger than the sum of its proper divisors (1).

123354176117 is an equidigital number, since it uses as much as digits as its factorization.

123354176117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 41.

The spelling of 123354176117 in words is "one hundred twenty-three billion, three hundred fifty-four million, one hundred seventy-six thousand, one hundred seventeen".