16698053 has 2 divisors, whose sum is σ = 16698054. Its totient is φ = 16698052.

The previous prime is 16698043. The next prime is 16698083. The reversal of 16698053 is 35089661.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16265089 + 432964 = 4033^2 + 658^2 .

It is a cyclic number.

It is not a de Polignac number, because 16698053 - 2⁸ = 16697797 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16697998 and 16698016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16698043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8349026 + 8349027.

It is an arithmetic number, because the mean of its divisors is an integer number (8349027).

Almost surely, 2^16698053 is an apocalyptic number.

It is an amenable number.

16698053 is a deficient number, since it is larger than the sum of its proper divisors (1).

16698053 is an equidigital number, since it uses as much as digits as its factorization.

16698053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 16698053 is about 4086.3251216711. The cubic root of 16698053 is about 255.5967212058.

The spelling of 16698053 in words is "sixteen million, six hundred ninety-eight thousand, fifty-three".