6481013 has 16 divisors (see below), whose sum is σ = 8198016. Its totient is φ = 4976640.

The previous prime is 6480997. The next prime is 6481019. The reversal of 6481013 is 3101846.

It is a cyclic number.

It is not a de Polignac number, because 6481013 - 2⁴ = 6480997 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 6481013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6481019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5045 + ... + 6197.

It is an arithmetic number, because the mean of its divisors is an integer number (512376).

Almost surely, 2^6481013 is an apocalyptic number.

It is an amenable number.

6481013 is a deficient number, since it is larger than the sum of its proper divisors (1717003).

6481013 is a wasteful number, since it uses less digits than its factorization.

6481013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 6481013 is about 2545.7833764875. The cubic root of 6481013 is about 186.4436647477.

Adding to 6481013 its reverse (3101846), we get a palindrome (9582859).

It can be divided in two parts, 648 and 1013, that added together give a palindrome (1661).

The spelling of 6481013 in words is "six million, four hundred eighty-one thousand, thirteen".