1345040134404 has 48 divisors (see below), whose sum is σ = 3160908273600. Its totient is φ = 445137800320.

The previous prime is 1345040134349. The next prime is 1345040134421. The reversal of 1345040134404 is 4044310405431.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3842794 + ... + 4178174.

It is an arithmetic number, because the mean of its divisors is an integer number (65852255700).

Almost surely, 2^{1345040134404} is an apocalyptic number.

It is an amenable number.

1345040134404 is an abundant number, since it is smaller than the sum of its proper divisors (1815868139196).

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

1345040134404 is a wasteful number, since it uses less digits than its factorization.

1345040134404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337780 (or 337778 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 1345040134404 its reverse (4044310405431), we get a palindrome (5389350539835).

The spelling of 1345040134404 in words is "one trillion, three hundred forty-five billion, forty million, one hundred thirty-four thousand, four hundred four".