1004689439123 has 8 divisors (see below), whose sum is σ = 1017847457280. Its totient is φ = 991542431880.

The previous prime is 1004689439113. The next prime is 1004689439129. The reversal of 1004689439123 is 3219349864001.

1004689439123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1004689439123 - 2¹⁸ = 1004689176979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1004689439129) 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, 2568965 + ... + 2934102.

It is an arithmetic number, because the mean of its divisors is an integer number (127230932160).

Almost surely, 2^{1004689439123} is an apocalyptic number.

1004689439123 is a deficient number, since it is larger than the sum of its proper divisors (13158018157).

1004689439123 is an equidigital number, since it uses as much as digits as its factorization.

1004689439123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5505457.

The product of its (nonzero) digits is 1119744, while the sum is 50.

The spelling of 1004689439123 in words is "one trillion, four billion, six hundred eighty-nine million, four hundred thirty-nine thousand, one hundred twenty-three".