800795147 has 4 divisors (see below), whose sum is σ = 842942280. Its totient is φ = 758648016.

The previous prime is 800795143. The next prime is 800795173. The reversal of 800795147 is 741597008.

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 800795147 - 2² = 800795143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (800795143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21073538 + ... + 21073575.

It is an arithmetic number, because the mean of its divisors is an integer number (210735570).

Almost surely, 2^800795147 is an apocalyptic number.

800795147 is a deficient number, since it is larger than the sum of its proper divisors (42147133).

800795147 is a wasteful number, since it uses less digits than its factorization.

800795147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42147132.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 800795147 is about 28298.3241023210. The cubic root of 800795147 is about 928.6252269997.

The spelling of 800795147 in words is "eight hundred million, seven hundred ninety-five thousand, one hundred forty-seven".