163065403004123 has 2 divisors, whose sum is σ = 163065403004124. Its totient is φ = 163065403004122.

The previous prime is 163065403004111. The next prime is 163065403004131. The reversal of 163065403004123 is 321400304560361.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-163065403004123 is a prime.

It is not a weakly prime, because it can be changed into another prime (163065403004183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81532701502061 + 81532701502062.

It is an arithmetic number, because the mean of its divisors is an integer number (81532701502062).

Almost surely, 2^{163065403004123} is an apocalyptic number.

163065403004123 is a deficient number, since it is larger than the sum of its proper divisors (1).

163065403004123 is an equidigital number, since it uses as much as digits as its factorization.

163065403004123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 38.

Adding to 163065403004123 its reverse (321400304560361), we get a palindrome (484465707564484).

The spelling of 163065403004123 in words is "one hundred sixty-three trillion, sixty-five billion, four hundred three million, four thousand, one hundred twenty-three".