1004025043 has 12 divisors (see below), whose sum is σ = 1177151232. Its totient is φ = 853811280.

The previous prime is 1004025041. The next prime is 1004025059. The reversal of 1004025043 is 3405204001.

It is not a de Polignac number, because 1004025043 - 2¹ = 1004025041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1004025043.

It is not an unprimeable number, because it can be changed into a prime (1004025041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74448 + ... + 86893.

It is an arithmetic number, because the mean of its divisors is an integer number (98095936).

Almost surely, 2^1004025043 is an apocalyptic number.

1004025043 is a deficient number, since it is larger than the sum of its proper divisors (173126189).

1004025043 is a wasteful number, since it uses less digits than its factorization.

1004025043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161482 (or 161475 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1004025043 is about 31686.3542080814. The cubic root of 1004025043 is about 1001.3398849066.

Adding to 1004025043 its reverse (3405204001), we get a palindrome (4409229044).

The spelling of 1004025043 in words is "one billion, four million, twenty-five thousand, forty-three".