16898112017 has 2 divisors, whose sum is σ = 16898112018. Its totient is φ = 16898112016.

The previous prime is 16898111957. The next prime is 16898112019. The reversal of 16898112017 is 71021189861.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16812752896 + 85359121 = 129664^2 + 9239^2 .

It is a cyclic number.

It is not a de Polignac number, because 16898112017 - 2¹² = 16898107921 is a prime.

Together with 16898112019, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16898112019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8449056008 + 8449056009.

It is an arithmetic number, because the mean of its divisors is an integer number (8449056009).

Almost surely, 2^16898112017 is an apocalyptic number.

It is an amenable number.

16898112017 is a deficient number, since it is larger than the sum of its proper divisors (1).

16898112017 is an equidigital number, since it uses as much as digits as its factorization.

16898112017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 44.

The spelling of 16898112017 in words is "sixteen billion, eight hundred ninety-eight million, one hundred twelve thousand, seventeen".