6116505121 has 4 divisors (see below), whose sum is σ = 6231910932. Its totient is φ = 6001099312.

The previous prime is 6116505119. The next prime is 6116505163. The reversal of 6116505121 is 1215056116.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4757550625 + 1358954496 = 68975^2 + 36864^2 .

It is a cyclic number.

It is not a de Polignac number, because 6116505121 - 2¹ = 6116505119 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 6116505121.

It is not an unprimeable number, because it can be changed into a prime (6116505181) 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, 57702826 + ... + 57702931.

It is an arithmetic number, because the mean of its divisors is an integer number (1557977733).

Almost surely, 2^6116505121 is an apocalyptic number.

It is an amenable number.

6116505121 is a deficient number, since it is larger than the sum of its proper divisors (115405811).

6116505121 is a wasteful number, since it uses less digits than its factorization.

6116505121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115405810.

The product of its (nonzero) digits is 1800, while the sum is 28.

The square root of 6116505121 is about 78208.0885906311. The cubic root of 6116505121 is about 1828.8066035483.

The spelling of 6116505121 in words is "six billion, one hundred sixteen million, five hundred five thousand, one hundred twenty-one".