85321063 has 4 divisors (see below), whose sum is σ = 86165928. Its totient is φ = 84476200.

The previous prime is 85321009. The next prime is 85321091. The reversal of 85321063 is 36012358.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85321063 is a prime.

It is a super-3 number, since 3×85321063³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85321003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422281 + ... + 422482.

It is an arithmetic number, because the mean of its divisors is an integer number (21541482).

Almost surely, 2^85321063 is an apocalyptic number.

85321063 is a deficient number, since it is larger than the sum of its proper divisors (844865).

85321063 is a wasteful number, since it uses less digits than its factorization.

85321063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844864.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 85321063 is about 9236.9401318835. The cubic root of 85321063 is about 440.2358635557.

The spelling of 85321063 in words is "eighty-five million, three hundred twenty-one thousand, sixty-three".