17164221941 has 2 divisors, whose sum is σ = 17164221942. Its totient is φ = 17164221940.

The previous prime is 17164221931. The next prime is 17164221947. The reversal of 17164221941 is 14912246171.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12649725841 + 4514496100 = 112471^2 + 67190^2 .

It is a cyclic number.

It is not a de Polignac number, because 17164221941 - 2¹⁰ = 17164220917 is a prime.

It is a super-2 number, since 2×17164221941² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 17164221895 and 17164221904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17164221947) 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, 8582110970 + 8582110971.

It is an arithmetic number, because the mean of its divisors is an integer number (8582110971).

Almost surely, 2^17164221941 is an apocalyptic number.

It is an amenable number.

17164221941 is a deficient number, since it is larger than the sum of its proper divisors (1).

17164221941 is an equidigital number, since it uses as much as digits as its factorization.

17164221941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 38.

The spelling of 17164221941 in words is "seventeen billion, one hundred sixty-four million, two hundred twenty-one thousand, nine hundred forty-one".