1065705 has 16 divisors (see below), whose sum is σ = 1779840. Its totient is φ = 543488.

The previous prime is 1065697. The next prime is 1065709. The reversal of 1065705 is 5075601.

It is a cyclic number.

It is not a de Polignac number, because 1065705 - 2³ = 1065697 is a prime.

It is a super-2 number, since 2×1065705² = 2271454294050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1065709) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1200 + ... + 1889.

It is an arithmetic number, because the mean of its divisors is an integer number (111240).

2^1065705 is an apocalyptic number.

1065705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1065705 is a deficient number, since it is larger than the sum of its proper divisors (714135).

1065705 is a wasteful number, since it uses less digits than its factorization.

1065705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3120.

The product of its (nonzero) digits is 1050, while the sum is 24.

The square root of 1065705 is about 1032.3298891343. The cubic root of 1065705 is about 102.1438761603.

It can be divided in two parts, 1065 and 705, that added together give a triangular number (1770 = T₅₉).

The spelling of 1065705 in words is "one million, sixty-five thousand, seven hundred five".