123413331439 has 2 divisors, whose sum is σ = 123413331440. Its totient is φ = 123413331438.

The previous prime is 123413331403. The next prime is 123413331449. The reversal of 123413331439 is 934133314321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123413331439 - 2⁹ = 123413330927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123413331398 and 123413331407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123413331449) 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, 61706665719 + 61706665720.

It is an arithmetic number, because the mean of its divisors is an integer number (61706665720).

Almost surely, 2^123413331439 is an apocalyptic number.

123413331439 is a deficient number, since it is larger than the sum of its proper divisors (1).

123413331439 is an equidigital number, since it uses as much as digits as its factorization.

123413331439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 37.

The spelling of 123413331439 in words is "one hundred twenty-three billion, four hundred thirteen million, three hundred thirty-one thousand, four hundred thirty-nine".