123313255343273 has 2 divisors, whose sum is σ = 123313255343274. Its totient is φ = 123313255343272.

The previous prime is 123313255343189. The next prime is 123313255343357. The reversal of 123313255343273 is 372343552313321.

It is a balanced prime because it is at equal distance from previous prime (123313255343189) and next prime (123313255343357).

It can be written as a sum of positive squares in only one way, i.e., 120061393306009 + 3251862037264 = 10957253^2 + 1803292^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123313255343273 is a prime.

It is not a weakly prime, because it can be changed into another prime (123313255348273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61656627671636 + 61656627671637.

It is an arithmetic number, because the mean of its divisors is an integer number (61656627671637).

Almost surely, 2^{123313255343273} is an apocalyptic number.

It is an amenable number.

123313255343273 is a deficient number, since it is larger than the sum of its proper divisors (1).

123313255343273 is an equidigital number, since it uses as much as digits as its factorization.

123313255343273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4082400, while the sum is 47.

The spelling of 123313255343273 in words is "one hundred twenty-three trillion, three hundred thirteen billion, two hundred fifty-five million, three hundred forty-three thousand, two hundred seventy-three".