6491411 has 2 divisors, whose sum is σ = 6491412. Its totient is φ = 6491410.

The previous prime is 6491377. The next prime is 6491413. The reversal of 6491411 is 1141946.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6491411 is a prime.

Together with 6491413, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6491413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3245705 + 3245706.

It is an arithmetic number, because the mean of its divisors is an integer number (3245706).

Almost surely, 2^6491411 is an apocalyptic number.

6491411 is a deficient number, since it is larger than the sum of its proper divisors (1).

6491411 is an equidigital number, since it uses as much as digits as its factorization.

6491411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 26.

The square root of 6491411 is about 2547.8247584950. The cubic root of 6491411 is about 186.5433202274.

The spelling of 6491411 in words is "six million, four hundred ninety-one thousand, four hundred eleven".