313142511133 has 2 divisors, whose sum is σ = 313142511134. Its totient is φ = 313142511132.

The previous prime is 313142511043. The next prime is 313142511211. The reversal of 313142511133 is 331115241313.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195467441689 + 117675069444 = 442117^2 + 343038^2 .

It is a cyclic number.

It is not a de Polignac number, because 313142511133 - 2²¹ = 313140413981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313142511233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156571255566 + 156571255567.

It is an arithmetic number, because the mean of its divisors is an integer number (156571255567).

Almost surely, 2^313142511133 is an apocalyptic number.

It is an amenable number.

313142511133 is a deficient number, since it is larger than the sum of its proper divisors (1).

313142511133 is an equidigital number, since it uses as much as digits as its factorization.

313142511133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 28.

Adding to 313142511133 its reverse (331115241313), we get a palindrome (644257752446).

The spelling of 313142511133 in words is "three hundred thirteen billion, one hundred forty-two million, five hundred eleven thousand, one hundred thirty-three".