16966189001 has 2 divisors, whose sum is σ = 16966189002. Its totient is φ = 16966189000.

The previous prime is 16966188977. The next prime is 16966189003. The reversal of 16966189001 is 10098166961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15904993225 + 1061195776 = 126115^2 + 32576^2 .

It is an emirp because it is prime and its reverse (10098166961) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16966189001 is a prime.

Together with 16966189003, 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 (16966189003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8483094500 + 8483094501.

It is an arithmetic number, because the mean of its divisors is an integer number (8483094501).

Almost surely, 2^16966189001 is an apocalyptic number.

It is an amenable number.

16966189001 is a deficient number, since it is larger than the sum of its proper divisors (1).

16966189001 is an equidigital number, since it uses as much as digits as its factorization.

16966189001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 47.

The spelling of 16966189001 in words is "sixteen billion, nine hundred sixty-six million, one hundred eighty-nine thousand, one".