8106401 has 2 divisors, whose sum is σ = 8106402. Its totient is φ = 8106400.

The previous prime is 8106391. The next prime is 8106421. The reversal of 8106401 is 1046018.

It is an a-pointer prime, because the next prime (8106421) can be obtained adding 8106401 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6885376 + 1221025 = 2624^2 + 1105^2 .

It is a cyclic number.

It is not a de Polignac number, because 8106401 - 2⁶ = 8106337 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 (8106421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4053200 + 4053201.

It is an arithmetic number, because the mean of its divisors is an integer number (4053201).

Almost surely, 2^8106401 is an apocalyptic number.

It is an amenable number.

8106401 is a deficient number, since it is larger than the sum of its proper divisors (1).

8106401 is an equidigital number, since it uses as much as digits as its factorization.

8106401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 8106401 is about 2847.1742131454. The cubic root of 8106401 is about 200.8827728279.

The spelling of 8106401 in words is "eight million, one hundred six thousand, four hundred one".