86018029 has 2 divisors, whose sum is σ = 86018030. Its totient is φ = 86018028.

The previous prime is 86018027. The next prime is 86018057. The reversal of 86018029 is 92081068.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83229129 + 2788900 = 9123^2 + 1670^2 .

It is a cyclic number.

It is not a de Polignac number, because 86018029 - 2¹ = 86018027 is a prime.

It is a super-3 number, since 3×86018029³ (a number of 25 digits) contains 333 as substring.

Together with 86018027, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 86017985 and 86018003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86018021) 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, 43009014 + 43009015.

It is an arithmetic number, because the mean of its divisors is an integer number (43009015).

Almost surely, 2^86018029 is an apocalyptic number.

It is an amenable number.

86018029 is a deficient number, since it is larger than the sum of its proper divisors (1).

86018029 is an equidigital number, since it uses as much as digits as its factorization.

86018029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 86018029 is about 9274.5905030896. The cubic root of 86018029 is about 441.4313390873.

The spelling of 86018029 in words is "eighty-six million, eighteen thousand, twenty-nine".