86525671 has 2 divisors, whose sum is σ = 86525672. Its totient is φ = 86525670.

The previous prime is 86525669. The next prime is 86525707. The reversal of 86525671 is 17652568.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86525671 - 2¹ = 86525669 is a prime.

Together with 86525669, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86525071) 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, 43262835 + 43262836.

It is an arithmetic number, because the mean of its divisors is an integer number (43262836).

Almost surely, 2^86525671 is an apocalyptic number.

86525671 is a deficient number, since it is larger than the sum of its proper divisors (1).

86525671 is an equidigital number, since it uses as much as digits as its factorization.

86525671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 40.

The square root of 86525671 is about 9301.9175980010. The cubic root of 86525671 is about 442.2980167042.

It can be divided in two parts, 8652567 and 1, that added together give a palindrome (8652568).

The spelling of 86525671 in words is "eighty-six million, five hundred twenty-five thousand, six hundred seventy-one".