1680083311 has 2 divisors, whose sum is σ = 1680083312. Its totient is φ = 1680083310.

The previous prime is 1680083297. The next prime is 1680083329. The reversal of 1680083311 is 1133800861.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1680083311 - 2⁷ = 1680083183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1680083711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 840041655 + 840041656.

It is an arithmetic number, because the mean of its divisors is an integer number (840041656).

Almost surely, 2^1680083311 is an apocalyptic number.

1680083311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1680083311 is an equidigital number, since it uses as much as digits as its factorization.

1680083311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 1680083311 is about 40988.8193413765. The cubic root of 1680083311 is about 1188.8040407866.

The spelling of 1680083311 in words is "one billion, six hundred eighty million, eighty-three thousand, three hundred eleven".