1234123339 has 2 divisors, whose sum is σ = 1234123340. Its totient is φ = 1234123338.

The previous prime is 1234123309. The next prime is 1234123357. The reversal of 1234123339 is 9333214321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1234123339 - 2²⁵ = 1200568907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1234123339.

It is not a weakly prime, because it can be changed into another prime (1234123309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617061669 + 617061670.

It is an arithmetic number, because the mean of its divisors is an integer number (617061670).

Almost surely, 2^1234123339 is an apocalyptic number.

1234123339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234123339 is an equidigital number, since it uses as much as digits as its factorization.

1234123339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 31.

The square root of 1234123339 is about 35130.0916451979. The cubic root of 1234123339 is about 1072.6372014006.

The spelling of 1234123339 in words is "one billion, two hundred thirty-four million, one hundred twenty-three thousand, three hundred thirty-nine".