85323071 has 2 divisors, whose sum is σ = 85323072. Its totient is φ = 85323070.

The previous prime is 85323061. The next prime is 85323089. The reversal of 85323071 is 17032358.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85323071 - 2¹⁰ = 85322047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85323061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42661535 + 42661536.

It is an arithmetic number, because the mean of its divisors is an integer number (42661536).

Almost surely, 2^85323071 is an apocalyptic number.

85323071 is a deficient number, since it is larger than the sum of its proper divisors (1).

85323071 is an equidigital number, since it uses as much as digits as its factorization.

85323071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 85323071 is about 9237.0488252472. The cubic root of 85323071 is about 440.2393171253.

The spelling of 85323071 in words is "eighty-five million, three hundred twenty-three thousand, seventy-one".