85810607 has 2 divisors, whose sum is σ = 85810608. Its totient is φ = 85810606.

The previous prime is 85810601. The next prime is 85810609. The reversal of 85810607 is 70601858.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85810607 - 2¹⁰ = 85809583 is a prime.

Together with 85810609, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85810601) 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, 42905303 + 42905304.

It is an arithmetic number, because the mean of its divisors is an integer number (42905304).

Almost surely, 2^85810607 is an apocalyptic number.

85810607 is a deficient number, since it is larger than the sum of its proper divisors (1).

85810607 is an equidigital number, since it uses as much as digits as its factorization.

85810607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 35.

The square root of 85810607 is about 9263.4014810975. The cubic root of 85810607 is about 441.0762342007.

The spelling of 85810607 in words is "eighty-five million, eight hundred ten thousand, six hundred seven".