17423380316123 has 2 divisors, whose sum is σ = 17423380316124. Its totient is φ = 17423380316122.

The previous prime is 17423380316119. The next prime is 17423380316201. The reversal of 17423380316123 is 32161308332471.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 17423380316123 - 2² = 17423380316119 is a prime.

It is a super-2 number, since 2×17423380316123² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (17423380516123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8711690158061 + 8711690158062.

It is an arithmetic number, because the mean of its divisors is an integer number (8711690158062).

Almost surely, 2^{17423380316123} is an apocalyptic number.

17423380316123 is a deficient number, since it is larger than the sum of its proper divisors (1).

17423380316123 is an equidigital number, since it uses as much as digits as its factorization.

17423380316123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 44.

Adding to 17423380316123 its reverse (32161308332471), we get a palindrome (49584688648594).

The spelling of 17423380316123 in words is "seventeen trillion, four hundred twenty-three billion, three hundred eighty million, three hundred sixteen thousand, one hundred twenty-three".