6121828807 has 4 divisors (see below), whose sum is σ = 6141513456. Its totient is φ = 6102144160.

The previous prime is 6121828799. The next prime is 6121828829. The reversal of 6121828807 is 7088281216.

6121828807 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6121828807 - 2³ = 6121828799 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 (6121828847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9841858 + ... + 9842479.

It is an arithmetic number, because the mean of its divisors is an integer number (1535378364).

Almost surely, 2^6121828807 is an apocalyptic number.

6121828807 is a deficient number, since it is larger than the sum of its proper divisors (19684649).

6121828807 is a wasteful number, since it uses less digits than its factorization.

6121828807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19684648.

The product of its (nonzero) digits is 86016, while the sum is 43.

The square root of 6121828807 is about 78242.1165805220. The cubic root of 6121828807 is about 1829.3370354759.

The spelling of 6121828807 in words is "six billion, one hundred twenty-one million, eight hundred twenty-eight thousand, eight hundred seven".