5121000818 has 8 divisors (see below), whose sum is σ = 7710709248. Its totient is φ = 2550764404.

The previous prime is 5121000811. The next prime is 5121000823. The reversal of 5121000818 is 8180001215.

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

It is not an unprimeable number, because it can be changed into a prime (5121000811) 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, 4867346 + ... + 4868397.

It is an arithmetic number, because the mean of its divisors is an integer number (963838656).

Almost surely, 2^5121000818 is an apocalyptic number.

5121000818 is a deficient number, since it is larger than the sum of its proper divisors (2589708430).

5121000818 is a wasteful number, since it uses less digits than its factorization.

5121000818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9736008.

The product of its (nonzero) digits is 640, while the sum is 26.

The square root of 5121000818 is about 71561.1683666498. The cubic root of 5121000818 is about 1723.6600466370.

The spelling of 5121000818 in words is "five billion, one hundred twenty-one million, eight hundred eighteen", and thus it is an aban number.