6501941 has 4 divisors (see below), whose sum is σ = 6507072. Its totient is φ = 6496812.

The previous prime is 6501889. The next prime is 6501947. The reversal of 6501941 is 1491056.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 6501941 - 2¹⁸ = 6239797 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6501941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6501947) 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, 866 + ... + 3708.

It is an arithmetic number, because the mean of its divisors is an integer number (1626768).

Almost surely, 2^6501941 is an apocalyptic number.

It is an amenable number.

6501941 is a deficient number, since it is larger than the sum of its proper divisors (5131).

6501941 is a wasteful number, since it uses less digits than its factorization.

6501941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5130.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 6501941 is about 2549.8903898011. The cubic root of 6501941 is about 186.6441324130.

Adding to 6501941 its reverse (1491056), we get a palindrome (7992997).

The spelling of 6501941 in words is "six million, five hundred one thousand, nine hundred forty-one".