800729063 has 4 divisors (see below), whose sum is σ = 828340440. Its totient is φ = 773117688.

The previous prime is 800729029. The next prime is 800729081. The reversal of 800729063 is 360927008.

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

It is a cyclic number.

It is not a de Polignac number, because 800729063 - 2²⁰ = 799680487 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 (800729023) 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, 13805645 + ... + 13805702.

It is an arithmetic number, because the mean of its divisors is an integer number (207085110).

Almost surely, 2^800729063 is an apocalyptic number.

800729063 is a deficient number, since it is larger than the sum of its proper divisors (27611377).

800729063 is a wasteful number, since it uses less digits than its factorization.

800729063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27611376.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 800729063 is about 28297.1564472475. The cubic root of 800729063 is about 928.5996819907.

The spelling of 800729063 in words is "eight hundred million, seven hundred twenty-nine thousand, sixty-three".