1189339 has 2 divisors, whose sum is σ = 1189340. Its totient is φ = 1189338.

The previous prime is 1189333. The next prime is 1189361. The reversal of 1189339 is 9339811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1189339 - 2¹⁹ = 665051 is a prime.

1189339 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (1189333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 594669 + 594670.

It is an arithmetic number, because the mean of its divisors is an integer number (594670).

2^1189339 is an apocalyptic number.

1189339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1189339 is an equidigital number, since it uses as much as digits as its factorization.

1189339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 34.

The square root of 1189339 is about 1090.5682005267. The cubic root of 1189339 is about 105.9502258303.

The spelling of 1189339 in words is "one million, one hundred eighty-nine thousand, three hundred thirty-nine".