1004344205 has 4 divisors (see below), whose sum is σ = 1205213052. Its totient is φ = 803475360.

The previous prime is 1004344193. The next prime is 1004344217. The reversal of 1004344205 is 5024434001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5024434001 = 23497 ⋅213833.

It is an interprime number because it is at equal distance from previous prime (1004344193) and next prime (1004344217).

It can be written as a sum of positive squares in 2 ways, for example, as 718936969 + 285407236 = 26813^2 + 16894^2 .

It is not a de Polignac number, because 1004344205 - 2¹⁰ = 1004343181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100434416 + ... + 100434425.

It is an arithmetic number, because the mean of its divisors is an integer number (301303263).

Almost surely, 2^1004344205 is an apocalyptic number.

It is an amenable number.

1004344205 is a deficient number, since it is larger than the sum of its proper divisors (200868847).

1004344205 is an equidigital number, since it uses as much as digits as its factorization.

1004344205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200868846.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 1004344205 is about 31691.3900768016. The cubic root of 1004344205 is about 1001.4459764776.

Adding to 1004344205 its reverse (5024434001), we get a palindrome (6028778206).

The spelling of 1004344205 in words is "one billion, four million, three hundred forty-four thousand, two hundred five".