1005252104 has 32 divisors (see below), whose sum is σ = 1933689240. Its totient is φ = 489638400.

The previous prime is 1005252077. The next prime is 1005252119. The reversal of 1005252104 is 4012525001.

It can be written as a sum of positive squares in 4 ways, for example, as 519931204 + 485320900 = 22802^2 + 22030^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 267422 + ... + 271154.

Almost surely, 2^1005252104 is an apocalyptic number.

It is an amenable number.

1005252104 is a deficient number, since it is larger than the sum of its proper divisors (928437136).

1005252104 is a wasteful number, since it uses less digits than its factorization.

1005252104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4601 (or 4597 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 1005252104 is about 31705.7109051351. The cubic root of 1005252104 is about 1001.7476452900.

Adding to 1005252104 its reverse (4012525001), we get a palindrome (5017777105).

The spelling of 1005252104 in words is "one billion, five million, two hundred fifty-two thousand, one hundred four".