800873061 has 4 divisors (see below), whose sum is σ = 1067830752. Its totient is φ = 533915372.

The previous prime is 800873039. The next prime is 800873071. The reversal of 800873061 is 160378008.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 800873061 - 2¹⁴ = 800856677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800873011) 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, 133478841 + ... + 133478846.

It is an arithmetic number, because the mean of its divisors is an integer number (266957688).

Almost surely, 2^800873061 is an apocalyptic number.

It is an amenable number.

800873061 is a deficient number, since it is larger than the sum of its proper divisors (266957691).

800873061 is a wasteful number, since it uses less digits than its factorization.

800873061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266957690.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 800873061 is about 28299.7007227992. The cubic root of 800873061 is about 928.6553431327.

The spelling of 800873061 in words is "eight hundred million, eight hundred seventy-three thousand, sixty-one".