11816412017 has 2 divisors, whose sum is σ = 11816412018. Its totient is φ = 11816412016.

The previous prime is 11816412001. The next prime is 11816412029. The reversal of 11816412017 is 71021461811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11686474816 + 129937201 = 108104^2 + 11399^2 .

It is an emirp because it is prime and its reverse (71021461811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11816412017 - 2⁴ = 11816412001 is a prime.

It is not a weakly prime, because it can be changed into another prime (11816412067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5908206008 + 5908206009.

It is an arithmetic number, because the mean of its divisors is an integer number (5908206009).

Almost surely, 2^11816412017 is an apocalyptic number.

It is an amenable number.

11816412017 is a deficient number, since it is larger than the sum of its proper divisors (1).

11816412017 is an equidigital number, since it uses as much as digits as its factorization.

11816412017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 32.

Adding to 11816412017 its reverse (71021461811), we get a palindrome (82837873828).

The spelling of 11816412017 in words is "eleven billion, eight hundred sixteen million, four hundred twelve thousand, seventeen".