1065845 has 8 divisors (see below), whose sum is σ = 1395360. Its totient is φ = 775120.

The previous prime is 1065839. The next prime is 1065847. The reversal of 1065845 is 5485601.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1065845 - 2⁴ = 1065829 is a prime.

It is a super-2 number, since 2×1065845² = 2272051128050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9635 + ... + 9744.

It is an arithmetic number, because the mean of its divisors is an integer number (174420).

2^1065845 is an apocalyptic number.

It is an amenable number.

1065845 is a deficient number, since it is larger than the sum of its proper divisors (329515).

1065845 is a wasteful number, since it uses less digits than its factorization.

1065845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19395.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 1065845 is about 1032.3976946894. The cubic root of 1065845 is about 102.1483487916.

The spelling of 1065845 in words is "one million, sixty-five thousand, eight hundred forty-five".