16470197 has 2 divisors, whose sum is σ = 16470198. Its totient is φ = 16470196.

The previous prime is 16470193. The next prime is 16470199. The reversal of 16470197 is 79107461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8708401 + 7761796 = 2951^2 + 2786^2 .

It is a cyclic number.

It is not a de Polignac number, because 16470197 - 2² = 16470193 is a prime.

Together with 16470199, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16470193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8235098 + 8235099.

It is an arithmetic number, because the mean of its divisors is an integer number (8235099).

Almost surely, 2^16470197 is an apocalyptic number.

It is an amenable number.

16470197 is a deficient number, since it is larger than the sum of its proper divisors (1).

16470197 is an equidigital number, since it uses as much as digits as its factorization.

16470197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 35.

The square root of 16470197 is about 4058.3490485664. The cubic root of 16470197 is about 254.4287970662.

The spelling of 16470197 in words is "sixteen million, four hundred seventy thousand, one hundred ninety-seven".