1004053998 has 8 divisors (see below), whose sum is σ = 2008108008. Its totient is φ = 334684664.

The previous prime is 1004053987. The next prime is 1004054003. The reversal of 1004053998 is 8993504001.

It is a sphenic number, since it is the product of 3 distinct primes.

1004053998 is an admirable number.

It is a congruent number.

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, 83671161 + ... + 83671172.

It is an arithmetic number, because the mean of its divisors is an integer number (251013501).

Almost surely, 2^1004053998 is an apocalyptic number.

1004053998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1004053998 is a wasteful number, since it uses less digits than its factorization.

1004053998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167342338.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 1004053998 is about 31686.8111049377. The cubic root of 1004053998 is about 1001.3495106684.

Adding to 1004053998 its reverse (8993504001), we get a palindrome (9997557999).

The spelling of 1004053998 in words is "one billion, four million, fifty-three thousand, nine hundred ninety-eight".