1404020004123 has 8 divisors (see below), whose sum is σ = 2042210915136. Its totient is φ = 850921214600.

The previous prime is 1404020004077. The next prime is 1404020004131. The reversal of 1404020004123 is 3214000204041.

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 1404020004123 - 2¹⁷ = 1404019873051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1404020004123.

It is not an unprimeable number, because it can be changed into a prime (1404020004223) 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, 21273030333 + ... + 21273030398.

It is an arithmetic number, because the mean of its divisors is an integer number (255276364392).

Almost surely, 2^{1404020004123} is an apocalyptic number.

1404020004123 is a deficient number, since it is larger than the sum of its proper divisors (638190911013).

1404020004123 is a wasteful number, since it uses less digits than its factorization.

1404020004123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42546060745.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 1404020004123 its reverse (3214000204041), we get a palindrome (4618020208164).

The spelling of 1404020004123 in words is "one trillion, four hundred four billion, twenty million, four thousand, one hundred twenty-three".