423118018269113 has 2 divisors, whose sum is σ = 423118018269114. Its totient is φ = 423118018269112.

The previous prime is 423118018269103. The next prime is 423118018269127. The reversal of 423118018269113 is 311962810811324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 329828749571344 + 93289268697769 = 18161188^2 + 9658637^2 .

It is a cyclic number.

It is not a de Polignac number, because 423118018269113 - 2⁴² = 418719971758009 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (423118018269103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211559009134556 + 211559009134557.

It is an arithmetic number, because the mean of its divisors is an integer number (211559009134557).

Almost surely, 2^{423118018269113} is an apocalyptic number.

It is an amenable number.

423118018269113 is a deficient number, since it is larger than the sum of its proper divisors (1).

423118018269113 is an equidigital number, since it uses as much as digits as its factorization.

423118018269113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 497664, while the sum is 50.

The spelling of 423118018269113 in words is "four hundred twenty-three trillion, one hundred eighteen billion, eighteen million, two hundred sixty-nine thousand, one hundred thirteen".