1331041321404 has 18 divisors (see below), whose sum is σ = 3364576673640. Its totient is φ = 443680440456.

The previous prime is 1331041321403. The next prime is 1331041321409. The reversal of 1331041321404 is 4041231401331.

1331041321404 is a `hidden beast` number, since 1 + 3 + 31 + 0 + 413 + 214 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331041321403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18486684984 + ... + 18486685055.

Almost surely, 2^{1331041321404} is an apocalyptic number.

It is an amenable number.

1331041321404 is an abundant number, since it is smaller than the sum of its proper divisors (2033535352236).

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

1331041321404 is a wasteful number, since it uses less digits than its factorization.

1331041321404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36973370049 (or 36973370044 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1331041321404 its reverse (4041231401331), we get a palindrome (5372272722735).

The spelling of 1331041321404 in words is "one trillion, three hundred thirty-one billion, forty-one million, three hundred twenty-one thousand, four hundred four".