16043953 has 2 divisors, whose sum is σ = 16043954. Its totient is φ = 16043952.

The previous prime is 16043947. The next prime is 16043981. The reversal of 16043953 is 35934061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11102224 + 4941729 = 3332^2 + 2223^2 .

It is an emirp because it is prime and its reverse (35934061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16043953 - 2⁵ = 16043921 is a prime.

It is not a weakly prime, because it can be changed into another prime (16043453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8021976 + 8021977.

It is an arithmetic number, because the mean of its divisors is an integer number (8021977).

Almost surely, 2^16043953 is an apocalyptic number.

It is an amenable number.

16043953 is a deficient number, since it is larger than the sum of its proper divisors (1).

16043953 is an equidigital number, since it uses as much as digits as its factorization.

16043953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 16043953 is about 4005.4903569975. The cubic root of 16043953 is about 252.2147378075.

The spelling of 16043953 in words is "sixteen million, forty-three thousand, nine hundred fifty-three".