1129959239 has 2 divisors, whose sum is σ = 1129959240. Its totient is φ = 1129959238.

The previous prime is 1129959211. The next prime is 1129959251. The reversal of 1129959239 is 9329599211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1129959239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1129959739) 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, 564979619 + 564979620.

It is an arithmetic number, because the mean of its divisors is an integer number (564979620).

Almost surely, 2^1129959239 is an apocalyptic number.

1129959239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1129959239 is an equidigital number, since it uses as much as digits as its factorization.

1129959239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 393660, while the sum is 50.

The square root of 1129959239 is about 33614.8663391661. The cubic root of 1129959239 is about 1041.5679133034.

The spelling of 1129959239 in words is "one billion, one hundred twenty-nine million, nine hundred fifty-nine thousand, two hundred thirty-nine".