85545167 has 4 divisors (see below), whose sum is σ = 85696080. Its totient is φ = 85394256.

The previous prime is 85545137. The next prime is 85545169. The reversal of 85545167 is 76154558.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76154558 = 2 ⋅38077279.

It is a cyclic number.

It is not a de Polignac number, because 85545167 - 2⁸ = 85544911 is a prime.

It is a super-3 number, since 3×85545167³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85545169) 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, 74603 + ... + 75740.

It is an arithmetic number, because the mean of its divisors is an integer number (21424020).

Almost surely, 2^85545167 is an apocalyptic number.

85545167 is a deficient number, since it is larger than the sum of its proper divisors (150913).

85545167 is a wasteful number, since it uses less digits than its factorization.

85545167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150912.

The product of its digits is 168000, while the sum is 41.

The square root of 85545167 is about 9249.0630336267. The cubic root of 85545167 is about 440.6209672317.

The spelling of 85545167 in words is "eighty-five million, five hundred forty-five thousand, one hundred sixty-seven".