1311054535341 has 20 divisors (see below), whose sum is σ = 1962336654300. Its totient is φ = 872319165696.

The previous prime is 1311054535331. The next prime is 1311054535379. The reversal of 1311054535341 is 1435354501131.

1311054535341 is a `hidden beast` number, since 1 + 3 + 110 + 5 + 4 + 5 + 3 + 534 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 398102950116 + 912951585225 = 630954^2 + 955485^2 .

It is not a de Polignac number, because 1311054535341 - 2¹³ = 1311054527149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1311054535296 and 1311054535305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311054535331) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15858436 + ... + 15940893.

It is an arithmetic number, because the mean of its divisors is an integer number (98116832715).

Almost surely, 2^{1311054535341} is an apocalyptic number.

It is an amenable number.

1311054535341 is a deficient number, since it is larger than the sum of its proper divisors (651282118959).

1311054535341 is an equidigital number, since it uses as much as digits as its factorization.

1311054535341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31799850 (or 31799841 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 1311054535341 in words is "one trillion, three hundred eleven billion, fifty-four million, five hundred thirty-five thousand, three hundred forty-one".