6165497121 has 16 divisors (see below), whose sum is σ = 9719011200. Its totient is φ = 3401653248.

The previous prime is 6165497111. The next prime is 6165497141. The reversal of 6165497121 is 1217945616.

It is not a de Polignac number, because 6165497121 - 2⁵ = 6165497089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6165497111) 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 15 ways as a sum of consecutive naturals, for example, 5061376 + ... + 5062593.

It is an arithmetic number, because the mean of its divisors is an integer number (607438200).

Almost surely, 2^6165497121 is an apocalyptic number.

It is an amenable number.

6165497121 is a deficient number, since it is larger than the sum of its proper divisors (3553514079).

6165497121 is a wasteful number, since it uses less digits than its factorization.

6165497121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10124008.

The product of its digits is 90720, while the sum is 42.

The square root of 6165497121 is about 78520.6795755106. The cubic root of 6165497121 is about 1833.6764179483.

The spelling of 6165497121 in words is "six billion, one hundred sixty-five million, four hundred ninety-seven thousand, one hundred twenty-one".