11940017 has 2 divisors, whose sum is σ = 11940018. Its totient is φ = 11940016.

The previous prime is 11939959. The next prime is 11940029. The reversal of 11940017 is 71004911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10764961 + 1175056 = 3281^2 + 1084^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11940017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11939974 and 11940001.

It is not a weakly prime, because it can be changed into another prime (11940077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5970008 + 5970009.

It is an arithmetic number, because the mean of its divisors is an integer number (5970009).

Almost surely, 2^11940017 is an apocalyptic number.

It is an amenable number.

11940017 is a deficient number, since it is larger than the sum of its proper divisors (1).

11940017 is an equidigital number, since it uses as much as digits as its factorization.

11940017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 23.

The square root of 11940017 is about 3455.4329685294. The cubic root of 11940017 is about 228.5607478454.

Adding to 11940017 its reverse (71004911), we get a palindrome (82944928).

The spelling of 11940017 in words is "eleven million, nine hundred forty thousand, seventeen".