313011131004163 has 2 divisors, whose sum is σ = 313011131004164. Its totient is φ = 313011131004162.

The previous prime is 313011131004083. The next prime is 313011131004181. The reversal of 313011131004163 is 361400131110313.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313011131004163 - 2²¹ = 313011128907011 is a prime.

It is not a weakly prime, because it can be changed into another prime (313011131004463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156505565502081 + 156505565502082.

It is an arithmetic number, because the mean of its divisors is an integer number (156505565502082).

Almost surely, 2^{313011131004163} is an apocalyptic number.

313011131004163 is a deficient number, since it is larger than the sum of its proper divisors (1).

313011131004163 is an equidigital number, since it uses as much as digits as its factorization.

313011131004163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

Adding to 313011131004163 its reverse (361400131110313), we get a palindrome (674411262114476).

The spelling of 313011131004163 in words is "three hundred thirteen trillion, eleven billion, one hundred thirty-one million, four thousand, one hundred sixty-three".