6671013 has 4 divisors (see below), whose sum is σ = 8894688. Its totient is φ = 4447340.

The previous prime is 6671009. The next prime is 6671017. The reversal of 6671013 is 3101766.

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.

It is an interprime number because it is at equal distance from previous prime (6671009) and next prime (6671017).

It is a cyclic number.

It is not a de Polignac number, because 6671013 - 2² = 6671009 is a prime.

It is a D-number.

It is a Curzon number.

6671013 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6671017) 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, 1111833 + ... + 1111838.

It is an arithmetic number, because the mean of its divisors is an integer number (2223672).

Almost surely, 2^6671013 is an apocalyptic number.

It is an amenable number.

6671013 is a deficient number, since it is larger than the sum of its proper divisors (2223675).

6671013 is a wasteful number, since it uses less digits than its factorization.

6671013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2223674.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 6671013 is about 2582.8304241665. The cubic root of 6671013 is about 188.2480974537.

Adding to 6671013 its reverse (3101766), we get a palindrome (9772779).

The spelling of 6671013 in words is "six million, six hundred seventy-one thousand, thirteen".