123349274959 has 2 divisors, whose sum is σ = 123349274960. Its totient is φ = 123349274958.

The previous prime is 123349274929. The next prime is 123349274963. The reversal of 123349274959 is 959472943321.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123349274959 - 2⁷ = 123349274831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123349274929) 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, 61674637479 + 61674637480.

It is an arithmetic number, because the mean of its divisors is an integer number (61674637480).

Almost surely, 2^123349274959 is an apocalyptic number.

123349274959 is a deficient number, since it is larger than the sum of its proper divisors (1).

123349274959 is an equidigital number, since it uses as much as digits as its factorization.

123349274959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14696640, while the sum is 58.

The spelling of 123349274959 in words is "one hundred twenty-three billion, three hundred forty-nine million, two hundred seventy-four thousand, nine hundred fifty-nine".