86054081 has 2 divisors, whose sum is σ = 86054082. Its totient is φ = 86054080.

The previous prime is 86054077. The next prime is 86054093. The reversal of 86054081 is 18045068.

86054081 = 6559² + 6560².

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43033600 + 43020481 = 6560^2 + 6559^2 .

It is a cyclic number.

It is not a de Polignac number, because 86054081 - 2² = 86054077 is a prime.

It is a super-2 number, since 2×86054081² = 14810609713509122, which contains 22 as substring.

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 (86054581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43027040 + 43027041.

It is an arithmetic number, because the mean of its divisors is an integer number (43027041).

Almost surely, 2^86054081 is an apocalyptic number.

86054081 is the 6560-th centered square number.

It is an amenable number.

86054081 is a deficient number, since it is larger than the sum of its proper divisors (1).

86054081 is an equidigital number, since it uses as much as digits as its factorization.

86054081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 86054081 is about 9276.5338893360. The cubic root of 86054081 is about 441.4930015859.

The spelling of 86054081 in words is "eighty-six million, fifty-four thousand, eighty-one".