16964197 has 2 divisors, whose sum is σ = 16964198. Its totient is φ = 16964196.

The previous prime is 16964173. The next prime is 16964209. The reversal of 16964197 is 79146961.

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., 15992001 + 972196 = 3999^2 + 986^2 .

It is a cyclic number.

It is not a de Polignac number, because 16964197 - 2⁷ = 16964069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16964897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8482098 + 8482099.

It is an arithmetic number, because the mean of its divisors is an integer number (8482099).

Almost surely, 2^16964197 is an apocalyptic number.

It is an amenable number.

16964197 is a deficient number, since it is larger than the sum of its proper divisors (1).

16964197 is an equidigital number, since it uses as much as digits as its factorization.

16964197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 43.

The square root of 16964197 is about 4118.7615857197. The cubic root of 16964197 is about 256.9475231871.

It can be divided in two parts, 16964 and 197, that added together give a square (17161 = 131²).

The spelling of 16964197 in words is "sixteen million, nine hundred sixty-four thousand, one hundred ninety-seven".