1683350213 has 2 divisors, whose sum is σ = 1683350214. Its totient is φ = 1683350212.

The previous prime is 1683350203. The next prime is 1683350233. The reversal of 1683350213 is 3120533861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1084911844 + 598438369 = 32938^2 + 24463^2 .

It is a cyclic number.

It is not a de Polignac number, because 1683350213 - 2⁸ = 1683349957 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1683350213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1683350203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 841675106 + 841675107.

It is an arithmetic number, because the mean of its divisors is an integer number (841675107).

Almost surely, 2^1683350213 is an apocalyptic number.

It is an amenable number.

1683350213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1683350213 is an equidigital number, since it uses as much as digits as its factorization.

1683350213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 1683350213 is about 41028.6511233309. The cubic root of 1683350213 is about 1189.5740803268.

The spelling of 1683350213 in words is "one billion, six hundred eighty-three million, three hundred fifty thousand, two hundred thirteen".