16961017 has 2 divisors, whose sum is σ = 16961018. Its totient is φ = 16961016.

The previous prime is 16960949. The next prime is 16961023. The reversal of 16961017 is 71016961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16679056 + 281961 = 4084^2 + 531^2 .

It is a cyclic number.

It is not a de Polignac number, because 16961017 - 2¹¹ = 16958969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16961017.

It is not a weakly prime, because it can be changed into another prime (16961047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8480508 + 8480509.

It is an arithmetic number, because the mean of its divisors is an integer number (8480509).

Almost surely, 2^16961017 is an apocalyptic number.

It is an amenable number.

16961017 is a deficient number, since it is larger than the sum of its proper divisors (1).

16961017 is an equidigital number, since it uses as much as digits as its factorization.

16961017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 31.

The square root of 16961017 is about 4118.3755292591. The cubic root of 16961017 is about 256.9314669367.

Adding to 16961017 its reverse (71016961), we get a palindrome (87977978).

The spelling of 16961017 in words is "sixteen million, nine hundred sixty-one thousand, seventeen".