1004505250145 has 4 divisors (see below), whose sum is σ = 1205406300180. Its totient is φ = 803604200112.

The previous prime is 1004505250139. The next prime is 1004505250219. The reversal of 1004505250145 is 5410525054001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 687202866529 + 317302383616 = 828977^2 + 563296^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004505250145 - 2⁴ = 1004505250129 is a prime.

It is a Curzon 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, 100450525010 + ... + 100450525019.

It is an arithmetic number, because the mean of its divisors is an integer number (301351575045).

Almost surely, 2^{1004505250145} is an apocalyptic number.

It is an amenable number.

1004505250145 is a deficient number, since it is larger than the sum of its proper divisors (200901050035).

1004505250145 is an equidigital number, since it uses as much as digits as its factorization.

1004505250145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200901050034.

The product of its (nonzero) digits is 20000, while the sum is 32.

The spelling of 1004505250145 in words is "one trillion, four billion, five hundred five million, two hundred fifty thousand, one hundred forty-five".