1139130029 has 2 divisors, whose sum is σ = 1139130030. Its totient is φ = 1139130028.

The previous prime is 1139130017. The next prime is 1139130037. The reversal of 1139130029 is 9200319311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 888636100 + 250493929 = 29810^2 + 15827^2 .

It is an emirp because it is prime and its reverse (9200319311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1139130029 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1139129983 and 1139130010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1139130079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569565014 + 569565015.

It is an arithmetic number, because the mean of its divisors is an integer number (569565015).

Almost surely, 2^1139130029 is an apocalyptic number.

It is an amenable number.

1139130029 is a deficient number, since it is larger than the sum of its proper divisors (1).

1139130029 is an equidigital number, since it uses as much as digits as its factorization.

1139130029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 1139130029 is about 33751.0004148025. Note that the first 3 decimals coincide. The cubic root of 1139130029 is about 1044.3781253017.

The spelling of 1139130029 in words is "one billion, one hundred thirty-nine million, one hundred thirty thousand, twenty-nine".