1004980813 has 8 divisors (see below), whose sum is σ = 1058904000. Its totient is φ = 951160608.

The previous prime is 1004980811. The next prime is 1004980829. The reversal of 1004980813 is 3180894001.

It is a happy number.

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 1004980813 - 2¹ = 1004980811 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004980811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5281 + ... + 45142.

It is an arithmetic number, because the mean of its divisors is an integer number (132363000).

Almost surely, 2^1004980813 is an apocalyptic number.

It is an amenable number.

1004980813 is a deficient number, since it is larger than the sum of its proper divisors (53923187).

1004980813 is a wasteful number, since it uses less digits than its factorization.

1004980813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51491.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 1004980813 is about 31701.4323493435. The cubic root of 1004980813 is about 1001.6575221025.

The spelling of 1004980813 in words is "one billion, four million, nine hundred eighty thousand, eight hundred thirteen".