1680884003 has 2 divisors, whose sum is σ = 1680884004. Its totient is φ = 1680884002.

The previous prime is 1680883987. The next prime is 1680884017. The reversal of 1680884003 is 3004880861.

It is a strong prime.

It is an emirp because it is prime and its reverse (3004880861) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1680884003 - 2⁴ = 1680883987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1680884083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 840442001 + 840442002.

It is an arithmetic number, because the mean of its divisors is an integer number (840442002).

Almost surely, 2^1680884003 is an apocalyptic number.

1680884003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1680884003 is an equidigital number, since it uses as much as digits as its factorization.

1680884003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 38.

The square root of 1680884003 is about 40998.5853780347. The cubic root of 1680884003 is about 1188.9928637070.

The spelling of 1680884003 in words is "one billion, six hundred eighty million, eight hundred eighty-four thousand, three".