123343114249 has 2 divisors, whose sum is σ = 123343114250. Its totient is φ = 123343114248.

The previous prime is 123343114129. The next prime is 123343114261. The reversal of 123343114249 is 942411343321.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84890649600 + 38452464649 = 291360^2 + 196093^2 .

It is a cyclic number.

It is not a de Polignac number, because 123343114249 - 2⁹ = 123343113737 is a prime.

It is not a weakly prime, because it can be changed into another prime (123343114289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61671557124 + 61671557125.

It is an arithmetic number, because the mean of its divisors is an integer number (61671557125).

Almost surely, 2^123343114249 is an apocalyptic number.

It is an amenable number.

123343114249 is a deficient number, since it is larger than the sum of its proper divisors (1).

123343114249 is an equidigital number, since it uses as much as digits as its factorization.

123343114249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 37.

The spelling of 123343114249 in words is "one hundred twenty-three billion, three hundred forty-three million, one hundred fourteen thousand, two hundred forty-nine".