8412662161 has 2 divisors, whose sum is σ = 8412662162. Its totient is φ = 8412662160.

The previous prime is 8412662147. The next prime is 8412662179. The reversal of 8412662161 is 1612662148.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6427068561 + 1985593600 = 80169^2 + 44560^2 .

It is a cyclic number.

It is not a de Polignac number, because 8412662161 - 2¹⁷ = 8412531089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8412662161.

It is not a weakly prime, because it can be changed into another prime (8412662261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4206331080 + 4206331081.

It is an arithmetic number, because the mean of its divisors is an integer number (4206331081).

Almost surely, 2^8412662161 is an apocalyptic number.

It is an amenable number.

8412662161 is a deficient number, since it is larger than the sum of its proper divisors (1).

8412662161 is an equidigital number, since it uses as much as digits as its factorization.

8412662161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 37.

The square root of 8412662161 is about 91720.5656382471. The cubic root of 8412662161 is about 2033.8136114937.

The spelling of 8412662161 in words is "eight billion, four hundred twelve million, six hundred sixty-two thousand, one hundred sixty-one".