873305063 has 4 divisors (see below), whose sum is σ = 873417168. Its totient is φ = 873192960.

The previous prime is 873305051. The next prime is 873305087. The reversal of 873305063 is 360503378.

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-873305063 is a prime.

It is a super-2 number, since 2×873305063² = 1525323466122867938, which contains 22 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 (873305023) 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, 43418 + ... + 60263.

It is an arithmetic number, because the mean of its divisors is an integer number (218354292).

Almost surely, 2^873305063 is an apocalyptic number.

873305063 is a deficient number, since it is larger than the sum of its proper divisors (112105).

873305063 is a wasteful number, since it uses less digits than its factorization.

873305063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112104.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 873305063 is about 29551.7353635958. The cubic root of 873305063 is about 955.8476116498.

The spelling of 873305063 in words is "eight hundred seventy-three million, three hundred five thousand, sixty-three".