6540101 has 8 divisors (see below), whose sum is σ = 6814464. Its totient is φ = 6269760.

The previous prime is 6540067. The next prime is 6540103. The reversal of 6540101 is 1010456.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 6540101 - 2¹⁰ = 6539077 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 6540101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6540103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2570 + ... + 4436.

It is an arithmetic number, because the mean of its divisors is an integer number (851808).

Almost surely, 2^6540101 is an apocalyptic number.

It is an amenable number.

6540101 is a deficient number, since it is larger than the sum of its proper divisors (274363).

6540101 is a wasteful number, since it uses less digits than its factorization.

6540101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 6540101 is about 2557.3621174953. The cubic root of 6540101 is about 187.0085595708.

Adding to 6540101 its reverse (1010456), we get a palindrome (7550557).

The spelling of 6540101 in words is "six million, five hundred forty thousand, one hundred one".