86514443 has 2 divisors, whose sum is σ = 86514444. Its totient is φ = 86514442.

The previous prime is 86514437. The next prime is 86514481. The reversal of 86514443 is 34441568.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86514443 - 2¹⁴ = 86498059 is a prime.

It is not a weakly prime, because it can be changed into another prime (86514433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43257221 + 43257222.

It is an arithmetic number, because the mean of its divisors is an integer number (43257222).

Almost surely, 2^86514443 is an apocalyptic number.

86514443 is a deficient number, since it is larger than the sum of its proper divisors (1).

86514443 is an equidigital number, since it uses as much as digits as its factorization.

86514443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 35.

The square root of 86514443 is about 9301.3140469506. The cubic root of 86514443 is about 442.2788842822.

The spelling of 86514443 in words is "eighty-six million, five hundred fourteen thousand, four hundred forty-three".