94238688161 has 2 divisors, whose sum is σ = 94238688162. Its totient is φ = 94238688160.

The previous prime is 94238688139. The next prime is 94238688163. The reversal of 94238688161 is 16188683249.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92975596561 + 1263091600 = 304919^2 + 35540^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94238688161 is a prime.

Together with 94238688163, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 94238688097 and 94238688106.

It is not a weakly prime, because it can be changed into another prime (94238688163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47119344080 + 47119344081.

It is an arithmetic number, because the mean of its divisors is an integer number (47119344081).

Almost surely, 2^94238688161 is an apocalyptic number.

It is an amenable number.

94238688161 is a deficient number, since it is larger than the sum of its proper divisors (1).

94238688161 is an equidigital number, since it uses as much as digits as its factorization.

94238688161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3981312, while the sum is 56.

The spelling of 94238688161 in words is "ninety-four billion, two hundred thirty-eight million, six hundred eighty-eight thousand, one hundred sixty-one".