86465801 has 2 divisors, whose sum is σ = 86465802. Its totient is φ = 86465800.

The previous prime is 86465783. The next prime is 86465803. The reversal of 86465801 is 10856468.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75707401 + 10758400 = 8701^2 + 3280^2 .

It is a cyclic number.

It is not a de Polignac number, because 86465801 - 2²⁶ = 19356937 is a prime.

Together with 86465803, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (86465803) 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, 43232900 + 43232901.

It is an arithmetic number, because the mean of its divisors is an integer number (43232901).

Almost surely, 2^86465801 is an apocalyptic number.

It is an amenable number.

86465801 is a deficient number, since it is larger than the sum of its proper divisors (1).

86465801 is an equidigital number, since it uses as much as digits as its factorization.

86465801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 86465801 is about 9298.6988874788. The cubic root of 86465801 is about 442.1959795791.

The spelling of 86465801 in words is "eighty-six million, four hundred sixty-five thousand, eight hundred one".