235018740161 has 2 divisors, whose sum is σ = 235018740162. Its totient is φ = 235018740160.

The previous prime is 235018740127. The next prime is 235018740199. The reversal of 235018740161 is 161047810532.

It is an a-pointer prime, because the next prime (235018740199) can be obtained adding 235018740161 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 231799879936 + 3218860225 = 481456^2 + 56735^2 .

It is a cyclic number.

It is not a de Polignac number, because 235018740161 - 2⁶ = 235018740097 is a prime.

It is not a weakly prime, because it can be changed into another prime (235018740101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117509370080 + 117509370081.

It is an arithmetic number, because the mean of its divisors is an integer number (117509370081).

Almost surely, 2^235018740161 is an apocalyptic number.

It is an amenable number.

235018740161 is a deficient number, since it is larger than the sum of its proper divisors (1).

235018740161 is an equidigital number, since it uses as much as digits as its factorization.

235018740161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 38.

The spelling of 235018740161 in words is "two hundred thirty-five billion, eighteen million, seven hundred forty thousand, one hundred sixty-one".