1683744804047 has 2 divisors, whose sum is σ = 1683744804048. Its totient is φ = 1683744804046.

The previous prime is 1683744803989. The next prime is 1683744804059. The reversal of 1683744804047 is 7404084473861.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1683744804047 - 2¹² = 1683744799951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1683744803983 and 1683744804001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1683744804347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 841872402023 + 841872402024.

It is an arithmetic number, because the mean of its divisors is an integer number (841872402024).

Almost surely, 2^{1683744804047} is an apocalyptic number.

1683744804047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1683744804047 is an equidigital number, since it uses as much as digits as its factorization.

1683744804047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14450688, while the sum is 56.

The spelling of 1683744804047 in words is "one trillion, six hundred eighty-three billion, seven hundred forty-four million, eight hundred four thousand, forty-seven".