1000965 has 16 divisors (see below), whose sum is σ = 1830528. Its totient is φ = 457536.

The previous prime is 1000931. The next prime is 1000969. The reversal of 1000965 is 5690001.

It is not a de Polignac number, because 1000965 - 2⁹ = 1000453 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000969) 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, 4662 + ... + 4871.

It is an arithmetic number, because the mean of its divisors is an integer number (114408).

2^1000965 is an apocalyptic number.

1000965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1000965 is a deficient number, since it is larger than the sum of its proper divisors (829563).

1000965 is an equidigital number, since it uses as much as digits as its factorization.

1000965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9548.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 1000965 is about 1000.4823836530. The cubic root of 1000965 is about 100.0321563253.

Adding to 1000965 its reverse (5690001), we get a palindrome (6690966).

The spelling of 1000965 in words is "one million, nine hundred sixty-five", and thus it is an aban number.