1683013 has 2 divisors, whose sum is σ = 1683014. Its totient is φ = 1683012.

The previous prime is 1683007. The next prime is 1683029. The reversal of 1683013 is 3103861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1633284 + 49729 = 1278^2 + 223^2 .

It is an emirp because it is prime and its reverse (3103861) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1683013 - 2¹³ = 1674821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1683043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 841506 + 841507.

It is an arithmetic number, because the mean of its divisors is an integer number (841507).

2^1683013 is an apocalyptic number.

It is an amenable number.

1683013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1683013 is an equidigital number, since it uses as much as digits as its factorization.

1683013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1683013 is about 1297.3099090040. The cubic root of 1683013 is about 118.9494642186.

Adding to 1683013 its reverse (3103861), we get a palindrome (4786874).

The spelling of 1683013 in words is "one million, six hundred eighty-three thousand, thirteen".