1682191339 has 2 divisors, whose sum is σ = 1682191340. Its totient is φ = 1682191338.

The previous prime is 1682191331. The next prime is 1682191367. The reversal of 1682191339 is 9331912861.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1682191339 - 2³ = 1682191331 is a prime.

It is a super-2 number, since 2×1682191339² = 5659535402013225842, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1682191295 and 1682191304.

It is not a weakly prime, because it can be changed into another prime (1682191331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 841095669 + 841095670.

It is an arithmetic number, because the mean of its divisors is an integer number (841095670).

Almost surely, 2^1682191339 is an apocalyptic number.

1682191339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1682191339 is an equidigital number, since it uses as much as digits as its factorization.

1682191339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 43.

The square root of 1682191339 is about 41014.5259511798. The cubic root of 1682191339 is about 1189.3010369372.

The spelling of 1682191339 in words is "one billion, six hundred eighty-two million, one hundred ninety-one thousand, three hundred thirty-nine".