16706953 has 2 divisors, whose sum is σ = 16706954. Its totient is φ = 16706952.

The previous prime is 16706927. The next prime is 16706957. The reversal of 16706953 is 35960761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16540489 + 166464 = 4067^2 + 408^2 .

It is an emirp because it is prime and its reverse (35960761) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16706953 is a prime.

It is not a weakly prime, because it can be changed into another prime (16706957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8353476 + 8353477.

It is an arithmetic number, because the mean of its divisors is an integer number (8353477).

Almost surely, 2^16706953 is an apocalyptic number.

It is an amenable number.

16706953 is a deficient number, since it is larger than the sum of its proper divisors (1).

16706953 is an equidigital number, since it uses as much as digits as its factorization.

16706953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 16706953 is about 4087.4139746299. The cubic root of 16706953 is about 255.6421238402.

The spelling of 16706953 in words is "sixteen million, seven hundred six thousand, nine hundred fifty-three".