1163441041849 has 2 divisors, whose sum is σ = 1163441041850. Its totient is φ = 1163441041848.

The previous prime is 1163441041813. The next prime is 1163441041877. The reversal of 1163441041849 is 9481401443611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1074732376249 + 88708665600 = 1036693^2 + 297840^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1163441041849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1163441041799 and 1163441041808.

It is not a weakly prime, because it can be changed into another prime (1163441042849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581720520924 + 581720520925.

It is an arithmetic number, because the mean of its divisors is an integer number (581720520925).

Almost surely, 2^{1163441041849} is an apocalyptic number.

It is an amenable number.

1163441041849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163441041849 is an equidigital number, since it uses as much as digits as its factorization.

1163441041849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776, while the sum is 46.

The spelling of 1163441041849 in words is "one trillion, one hundred sixty-three billion, four hundred forty-one million, forty-one thousand, eight hundred forty-nine".