6540922101 has 16 divisors (see below), whose sum is σ = 10115884544. Its totient is φ = 3681882864.

The previous prime is 6540922099. The next prime is 6540922111. The reversal of 6540922101 is 1012290456.

It is not a de Polignac number, because 6540922101 - 2¹ = 6540922099 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6540922111) 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 15 ways as a sum of consecutive naturals, for example, 2323015 + ... + 2325828.

It is an arithmetic number, because the mean of its divisors is an integer number (632242784).

Almost surely, 2^6540922101 is an apocalyptic number.

It is an amenable number.

6540922101 is a deficient number, since it is larger than the sum of its proper divisors (3574962443).

6540922101 is a wasteful number, since it uses less digits than its factorization.

6540922101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4648920.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 6540922101 is about 80875.9673883410. The cubic root of 6540922101 is about 1870.1638546881.

The spelling of 6540922101 in words is "six billion, five hundred forty million, nine hundred twenty-two thousand, one hundred one".