1156130317 has 2 divisors, whose sum is σ = 1156130318. Its totient is φ = 1156130316.

The previous prime is 1156130309. The next prime is 1156130333. The reversal of 1156130317 is 7130316511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 697699396 + 458430921 = 26414^2 + 21411^2 .

It is a cyclic number.

It is not a de Polignac number, because 1156130317 - 2³ = 1156130309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1156130117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578065158 + 578065159.

It is an arithmetic number, because the mean of its divisors is an integer number (578065159).

Almost surely, 2^1156130317 is an apocalyptic number.

It is an amenable number.

1156130317 is a deficient number, since it is larger than the sum of its proper divisors (1).

1156130317 is an equidigital number, since it uses as much as digits as its factorization.

1156130317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 1156130317 is about 34001.9163724635. The cubic root of 1156130317 is about 1049.5478981844.

Adding to 1156130317 its reverse (7130316511), we get a palindrome (8286446828).

The spelling of 1156130317 in words is "one billion, one hundred fifty-six million, one hundred thirty thousand, three hundred seventeen".