8065671401 has 2 divisors, whose sum is σ = 8065671402. Its totient is φ = 8065671400.

The previous prime is 8065671253. The next prime is 8065671409. The reversal of 8065671401 is 1041765608.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7182393001 + 883278400 = 84749^2 + 29720^2 .

It is a cyclic number.

It is not a de Polignac number, because 8065671401 - 2¹⁸ = 8065409257 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 (8065671409) 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, 4032835700 + 4032835701.

It is an arithmetic number, because the mean of its divisors is an integer number (4032835701).

Almost surely, 2^8065671401 is an apocalyptic number.

It is an amenable number.

8065671401 is a deficient number, since it is larger than the sum of its proper divisors (1).

8065671401 is an equidigital number, since it uses as much as digits as its factorization.

8065671401 is an odious number, because the sum of its binary digits is odd.

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

The square root of 8065671401 is about 89809.0830651332. The cubic root of 8065671401 is about 2005.4577099041.

The spelling of 8065671401 in words is "eight billion, sixty-five million, six hundred seventy-one thousand, four hundred one".