1004641145 has 4 divisors (see below), whose sum is σ = 1205569380. Its totient is φ = 803712912.

The previous prime is 1004641133. The next prime is 1004641151. The reversal of 1004641145 is 5411464001.

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 616826896 + 387814249 = 24836^2 + 19693^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004641145 - 2¹⁰ = 1004640121 is a prime.

It is a super-2 number, since 2×1004641145² = 2018607660453822050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100464110 + ... + 100464119.

It is an arithmetic number, because the mean of its divisors is an integer number (301392345).

Almost surely, 2^1004641145 is an apocalyptic number.

It is an amenable number.

1004641145 is a deficient number, since it is larger than the sum of its proper divisors (200928235).

1004641145 is an equidigital number, since it uses as much as digits as its factorization.

1004641145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200928234.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 1004641145 is about 31696.0745992307. The cubic root of 1004641145 is about 1001.5446611268.

The spelling of 1004641145 in words is "one billion, four million, six hundred forty-one thousand, one hundred forty-five".