1163315441 has 2 divisors, whose sum is σ = 1163315442. Its totient is φ = 1163315440.

The previous prime is 1163315437. The next prime is 1163315443. The reversal of 1163315441 is 1445133611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 600250000 + 563065441 = 24500^2 + 23729^2 .

It is an emirp because it is prime and its reverse (1445133611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1163315441 - 2² = 1163315437 is a prime.

It is a super-3 number, since 3×1163315441³ (a number of 28 digits) contains 333 as substring.

Together with 1163315443, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1163315443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581657720 + 581657721.

It is an arithmetic number, because the mean of its divisors is an integer number (581657721).

Almost surely, 2^1163315441 is an apocalyptic number.

It is an amenable number.

1163315441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163315441 is an equidigital number, since it uses as much as digits as its factorization.

1163315441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 29.

The square root of 1163315441 is about 34107.4103531769. The cubic root of 1163315441 is about 1051.7176545338.

The spelling of 1163315441 in words is "one billion, one hundred sixty-three million, three hundred fifteen thousand, four hundred forty-one".