1004165 has 8 divisors (see below), whose sum is σ = 1211640. Its totient is φ = 798912.

The previous prime is 1004161. The next prime is 1004167. The reversal of 1004165 is 5614001.

It is a happy number.

1004165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 487204 + 516961 = 698^2 + 719^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1004165 - 2² = 1004161 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004161) 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, 707 + ... + 1583.

It is an arithmetic number, because the mean of its divisors is an integer number (151455).

2^1004165 is an apocalyptic number.

It is an amenable number.

1004165 is a deficient number, since it is larger than the sum of its proper divisors (207475).

1004165 is an equidigital number, since it uses as much as digits as its factorization.

1004165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1004165 is about 1002.0803361009. The cubic root of 1004165 is about 100.1386410311.

Adding to 1004165 its reverse (5614001), we get a palindrome (6618166).

The spelling of 1004165 in words is "one million, four thousand, one hundred sixty-five".