16797953 has 2 divisors, whose sum is σ = 16797954. Its totient is φ = 16797952.

The previous prime is 16797947. The next prime is 16797967. The reversal of 16797953 is 35979761.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16785409 + 12544 = 4097^2 + 112^2 .

It is an emirp because it is prime and its reverse (35979761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16797953 - 2¹⁰ = 16796929 is a prime.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 16797898 and 16797907.

It is not a weakly prime, because it can be changed into another prime (16797943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8398976 + 8398977.

It is an arithmetic number, because the mean of its divisors is an integer number (8398977).

Almost surely, 2^16797953 is an apocalyptic number.

It is an amenable number.

16797953 is a deficient number, since it is larger than the sum of its proper divisors (1).

16797953 is an equidigital number, since it uses as much as digits as its factorization.

16797953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 357210, while the sum is 47.

The square root of 16797953 is about 4098.5305903458. The cubic root of 16797953 is about 256.1054304101.

The spelling of 16797953 in words is "sixteen million, seven hundred ninety-seven thousand, nine hundred fifty-three".