1004121113 has 8 divisors (see below), whose sum is σ = 1029397248. Its totient is φ = 979008064.

The previous prime is 1004121109. The next prime is 1004121163. The reversal of 1004121113 is 3111214001.

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

It is a cyclic number.

It is not a de Polignac number, because 1004121113 - 2² = 1004121109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1004121103) 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 7 ways as a sum of consecutive naturals, for example, 28256 + ... + 52977.

It is an arithmetic number, because the mean of its divisors is an integer number (128674656).

Almost surely, 2^1004121113 is an apocalyptic number.

It is an amenable number.

1004121113 is a deficient number, since it is larger than the sum of its proper divisors (25276135).

1004121113 is an equidigital number, since it uses as much as digits as its factorization.

1004121113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81543.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1004121113 is about 31687.8701240711. The cubic root of 1004121113 is about 1001.3718215783.

Adding to 1004121113 its reverse (3111214001), we get a palindrome (4115335114).

The spelling of 1004121113 in words is "one billion, four million, one hundred twenty-one thousand, one hundred thirteen".