6711491 has 2 divisors, whose sum is σ = 6711492. Its totient is φ = 6711490.

The previous prime is 6711473. The next prime is 6711511. The reversal of 6711491 is 1941176.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6711491 is a prime.

It is a super-2 number, since 2×6711491² = 90088222886162, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6711421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3355745 + 3355746.

It is an arithmetic number, because the mean of its divisors is an integer number (3355746).

Almost surely, 2^6711491 is an apocalyptic number.

6711491 is a deficient number, since it is larger than the sum of its proper divisors (1).

6711491 is an equidigital number, since it uses as much as digits as its factorization.

6711491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 29.

The square root of 6711491 is about 2590.6545504949. The cubic root of 6711491 is about 188.6280770435.

The spelling of 6711491 in words is "six million, seven hundred eleven thousand, four hundred ninety-one".