16964897 has 2 divisors, whose sum is σ = 16964898. Its totient is φ = 16964896.

The previous prime is 16964881. The next prime is 16964921. The reversal of 16964897 is 79846961.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12737761 + 4227136 = 3569^2 + 2056^2 .

It is a cyclic number.

It is not a de Polignac number, because 16964897 - 2⁴ = 16964881 is a prime.

It is not a weakly prime, because it can be changed into another prime (16964807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8482448 + 8482449.

It is an arithmetic number, because the mean of its divisors is an integer number (8482449).

Almost surely, 2^16964897 is an apocalyptic number.

It is an amenable number.

16964897 is a deficient number, since it is larger than the sum of its proper divisors (1).

16964897 is an equidigital number, since it uses as much as digits as its factorization.

16964897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 50.

The square root of 16964897 is about 4118.8465618423. The cubic root of 16964897 is about 256.9510573124.

The spelling of 16964897 in words is "sixteen million, nine hundred sixty-four thousand, eight hundred ninety-seven".