8000451811 has 8 divisors (see below), whose sum is σ = 8940638448. Its totient is φ = 7095744000.

The previous prime is 8000451793. The next prime is 8000451857. The reversal of 8000451811 is 1181540008.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8000451811 - 2²¹ = 7998354659 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8000451811.

It is not an unprimeable number, because it can be changed into a prime (8000451871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8869230 + ... + 8870131.

It is an arithmetic number, because the mean of its divisors is an integer number (1117579806).

Almost surely, 2^8000451811 is an apocalyptic number.

8000451811 is a deficient number, since it is larger than the sum of its proper divisors (940186637).

8000451811 is a wasteful number, since it uses less digits than its factorization.

8000451811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17739413.

The product of its (nonzero) digits is 1280, while the sum is 28.

The square root of 8000451811 is about 89445.2447646045. The cubic root of 8000451811 is about 2000.0376502079.

Adding to 8000451811 its reverse (1181540008), we get a palindrome (9181991819).

The spelling of 8000451811 in words is "eight billion, four hundred fifty-one thousand, eight hundred eleven".