810063 has 6 divisors (see below), whose sum is σ = 1170104. Its totient is φ = 540036.

The previous prime is 810059. The next prime is 810071. The reversal of 810063 is 360018.

It is not a de Polignac number, because 810063 - 2² = 810059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (810013) 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 in 5 ways as a sum of consecutive naturals, for example, 44995 + ... + 45012.

2⁸¹⁰⁰⁶³ is an apocalyptic number.

810063 is a deficient number, since it is larger than the sum of its proper divisors (360041).

810063 is a wasteful number, since it uses less digits than its factorization.

810063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90013 (or 90010 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 810063 is about 900.0349993195. The cubic root of 810063 is about 93.2193918524.

The spelling of 810063 in words is "eight hundred ten thousand, sixty-three".