231317090183 has 2 divisors, whose sum is σ = 231317090184. Its totient is φ = 231317090182.

The previous prime is 231317090141. The next prime is 231317090201. The reversal of 231317090183 is 381090713132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231317090183 - 2¹⁶ = 231317024647 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231317092183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115658545091 + 115658545092.

It is an arithmetic number, because the mean of its divisors is an integer number (115658545092).

Almost surely, 2^231317090183 is an apocalyptic number.

231317090183 is a deficient number, since it is larger than the sum of its proper divisors (1).

231317090183 is an equidigital number, since it uses as much as digits as its factorization.

231317090183 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 38.

The spelling of 231317090183 in words is "two hundred thirty-one billion, three hundred seventeen million, ninety thousand, one hundred eighty-three".