1179618481 has 2 divisors, whose sum is σ = 1179618482. Its totient is φ = 1179618480.

The previous prime is 1179618443. The next prime is 1179618511. The reversal of 1179618481 is 1848169711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1177587856 + 2030625 = 34316^2 + 1425^2 .

It is an emirp because it is prime and its reverse (1848169711) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1179618481 is a prime.

It is a super-2 number, since 2×1179618481² = 2782999521433494722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1179612481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 589809240 + 589809241.

It is an arithmetic number, because the mean of its divisors is an integer number (589809241).

Almost surely, 2^1179618481 is an apocalyptic number.

It is an amenable number.

1179618481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1179618481 is an equidigital number, since it uses as much as digits as its factorization.

1179618481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 46.

The square root of 1179618481 is about 34345.5744019517. The cubic root of 1179618481 is about 1056.6079061332.

The spelling of 1179618481 in words is "one billion, one hundred seventy-nine million, six hundred eighteen thousand, four hundred eighty-one".