1065839 has 2 divisors, whose sum is σ = 1065840. Its totient is φ = 1065838.

The previous prime is 1065829. The next prime is 1065847. The reversal of 1065839 is 9385601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1065839 - 2¹⁶ = 1000303 is a prime.

It is a super-2 number, since 2×1065839² = 2272025547842, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1065809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532919 + 532920.

It is an arithmetic number, because the mean of its divisors is an integer number (532920).

2^1065839 is an apocalyptic number.

1065839 is a deficient number, since it is larger than the sum of its proper divisors (1).

1065839 is an equidigital number, since it uses as much as digits as its factorization.

1065839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 1065839 is about 1032.3947888284. The cubic root of 1065839 is about 102.1481571154.

The spelling of 1065839 in words is "one million, sixty-five thousand, eight hundred thirty-nine".