1163441041913 has 2 divisors, whose sum is σ = 1163441041914. Its totient is φ = 1163441041912.

The previous prime is 1163441041891. The next prime is 1163441042039. The reversal of 1163441041913 is 3191401443611.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 998806356409 + 164634685504 = 999403^2 + 405752^2 .

It is a cyclic number.

It is not a de Polignac number, because 1163441041913 - 2⁶ = 1163441041849 is a prime.

It is not a weakly prime, because it can be changed into another prime (1163441041813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581720520956 + 581720520957.

It is an arithmetic number, because the mean of its divisors is an integer number (581720520957).

Almost surely, 2^{1163441041913} is an apocalyptic number.

It is an amenable number.

1163441041913 is a deficient number, since it is larger than the sum of its proper divisors (1).

1163441041913 is an equidigital number, since it uses as much as digits as its factorization.

1163441041913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 1163441041913 in words is "one trillion, one hundred sixty-three billion, four hundred forty-one million, forty-one thousand, nine hundred thirteen".