1143241339 has 2 divisors, whose sum is σ = 1143241340. Its totient is φ = 1143241338.

The previous prime is 1143241331. The next prime is 1143241349. The reversal of 1143241339 is 9331423411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1143241339 - 2³ = 1143241331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1143241339.

It is not a weakly prime, because it can be changed into another prime (1143241331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571620669 + 571620670.

It is an arithmetic number, because the mean of its divisors is an integer number (571620670).

Almost surely, 2^1143241339 is an apocalyptic number.

1143241339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143241339 is an equidigital number, since it uses as much as digits as its factorization.

1143241339 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 1143241339 is about 33811.8520492445. The cubic root of 1143241339 is about 1045.6330616185.

The spelling of 1143241339 in words is "one billion, one hundred forty-three million, two hundred forty-one thousand, three hundred thirty-nine".