1134123439 has 2 divisors, whose sum is σ = 1134123440. Its totient is φ = 1134123438.

The previous prime is 1134123359. The next prime is 1134123443. The reversal of 1134123439 is 9343214311.

It is a strong prime.

It is an emirp because it is prime and its reverse (9343214311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1134123439 - 2¹⁷ = 1133992367 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1134123439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1134123449) 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, 567061719 + 567061720.

It is an arithmetic number, because the mean of its divisors is an integer number (567061720).

Almost surely, 2^1134123439 is an apocalyptic number.

1134123439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1134123439 is an equidigital number, since it uses as much as digits as its factorization.

1134123439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 31.

The square root of 1134123439 is about 33676.7492344496. The cubic root of 1134123439 is about 1042.8458295934.

The spelling of 1134123439 in words is "one billion, one hundred thirty-four million, one hundred twenty-three thousand, four hundred thirty-nine".