86138067 has 4 divisors (see below), whose sum is σ = 114850760. Its totient is φ = 57425376.

The previous prime is 86138051. The next prime is 86138071. The reversal of 86138067 is 76083168.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 86138067 - 2⁴ = 86138051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86138567) 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 in 3 ways as a sum of consecutive naturals, for example, 14356342 + ... + 14356347.

It is an arithmetic number, because the mean of its divisors is an integer number (28712690).

Almost surely, 2^86138067 is an apocalyptic number.

86138067 is a deficient number, since it is larger than the sum of its proper divisors (28712693).

86138067 is a wasteful number, since it uses less digits than its factorization.

86138067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28712692.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 86138067 is about 9281.0595839053. The cubic root of 86138067 is about 441.6365825163.

The spelling of 86138067 in words is "eighty-six million, one hundred thirty-eight thousand, sixty-seven".