313043511133 has 2 divisors, whose sum is σ = 313043511134. Its totient is φ = 313043511132.

The previous prime is 313043511101. The next prime is 313043511173. The reversal of 313043511133 is 331115340313.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 253715704804 + 59327806329 = 503702^2 + 243573^2 .

It is a cyclic number.

It is not a de Polignac number, because 313043511133 - 2⁵ = 313043511101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313043511173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156521755566 + 156521755567.

It is an arithmetic number, because the mean of its divisors is an integer number (156521755567).

Almost surely, 2^313043511133 is an apocalyptic number.

It is an amenable number.

313043511133 is a deficient number, since it is larger than the sum of its proper divisors (1).

313043511133 is an equidigital number, since it uses as much as digits as its factorization.

313043511133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 28.

Adding to 313043511133 its reverse (331115340313), we get a palindrome (644158851446).

The spelling of 313043511133 in words is "three hundred thirteen billion, forty-three million, five hundred eleven thousand, one hundred thirty-three".