84214136627161 has 2 divisors, whose sum is σ = 84214136627162. Its totient is φ = 84214136627160.

The previous prime is 84214136627119. The next prime is 84214136627213. The reversal of 84214136627161 is 16172663141248.

It is an a-pointer prime, because the next prime (84214136627213) can be obtained adding 84214136627161 to its sum of digits (52).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84198168513936 + 15968113225 = 9175956^2 + 126365^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84214136627161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84214136627099 and 84214136627108.

It is not a weakly prime, because it can be changed into another prime (84214136627861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42107068313580 + 42107068313581.

It is an arithmetic number, because the mean of its divisors is an integer number (42107068313581).

Almost surely, 2^{84214136627161} is an apocalyptic number.

It is an amenable number.

84214136627161 is a deficient number, since it is larger than the sum of its proper divisors (1).

84214136627161 is an equidigital number, since it uses as much as digits as its factorization.

84214136627161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2322432, while the sum is 52.

The spelling of 84214136627161 in words is "eighty-four trillion, two hundred fourteen billion, one hundred thirty-six million, six hundred twenty-seven thousand, one hundred sixty-one".