1304351401311 has 96 divisors (see below), whose sum is σ = 2192454770688. Its totient is φ = 731898408960.

The previous prime is 1304351401303. The next prime is 1304351401337. The reversal of 1304351401311 is 1131041534031.

1304351401311 is a `hidden beast` number, since 1 + 304 + 3 + 5 + 1 + 40 + 1 + 311 = 666.

It is not a de Polignac number, because 1304351401311 - 2³ = 1304351401303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304351401351) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 880722691 + ... + 880724171.

It is an arithmetic number, because the mean of its divisors is an integer number (22838070528).

Almost surely, 2^{1304351401311} is an apocalyptic number.

1304351401311 is a deficient number, since it is larger than the sum of its proper divisors (888103369377).

1304351401311 is a wasteful number, since it uses less digits than its factorization.

1304351401311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2621 (or 2618 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 1304351401311 its reverse (1131041534031), we get a palindrome (2435392935342).

The spelling of 1304351401311 in words is "one trillion, three hundred four billion, three hundred fifty-one million, four hundred one thousand, three hundred eleven".