1179512849 has 2 divisors, whose sum is σ = 1179512850. Its totient is φ = 1179512848.

The previous prime is 1179512797. The next prime is 1179512861. The reversal of 1179512849 is 9482159711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 814702849 + 364810000 = 28543^2 + 19100^2 .

It is an emirp because it is prime and its reverse (9482159711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1179512849 - 2¹² = 1179508753 is a prime.

It is not a weakly prime, because it can be changed into another prime (1179512879) 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, 589756424 + 589756425.

It is an arithmetic number, because the mean of its divisors is an integer number (589756425).

Almost surely, 2^1179512849 is an apocalyptic number.

It is an amenable number.

1179512849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1179512849 is an equidigital number, since it uses as much as digits as its factorization.

1179512849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 47.

The square root of 1179512849 is about 34344.0365857015. The cubic root of 1179512849 is about 1056.5763662922.

The spelling of 1179512849 in words is "one billion, one hundred seventy-nine million, five hundred twelve thousand, eight hundred forty-nine".