5321311168133 has 4 divisors (see below), whose sum is σ = 5321319966060. Its totient is φ = 5321302370208.

The previous prime is 5321311168123. The next prime is 5321311168171. The reversal of 5321311168133 is 3318611131235.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3239272840804 + 2082038327329 = 1799798^2 + 1442927^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5321311168133 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5321311168123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3418928 + ... + 4725641.

It is an arithmetic number, because the mean of its divisors is an integer number (1330329991515).

Almost surely, 2^{5321311168133} is an apocalyptic number.

It is an amenable number.

5321311168133 is a deficient number, since it is larger than the sum of its proper divisors (8797927).

5321311168133 is an equidigital number, since it uses as much as digits as its factorization.

5321311168133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8797926.

The product of its digits is 38880, while the sum is 38.

Adding to 5321311168133 its reverse (3318611131235), we get a palindrome (8639922299368).

The spelling of 5321311168133 in words is "five trillion, three hundred twenty-one billion, three hundred eleven million, one hundred sixty-eight thousand, one hundred thirty-three".