6711149 has 2 divisors, whose sum is σ = 6711150. Its totient is φ = 6711148.

The previous prime is 6711137. The next prime is 6711157. The reversal of 6711149 is 9411176.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6400900 + 310249 = 2530^2 + 557^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6711149 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6711119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3355574 + 3355575.

It is an arithmetic number, because the mean of its divisors is an integer number (3355575).

Almost surely, 2^6711149 is an apocalyptic number.

It is an amenable number.

6711149 is a deficient number, since it is larger than the sum of its proper divisors (1).

6711149 is an equidigital number, since it uses as much as digits as its factorization.

6711149 is an evil number, because the sum of its binary digits is even.

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

The square root of 6711149 is about 2590.5885431693. The cubic root of 6711149 is about 188.6248729916.

The spelling of 6711149 in words is "six million, seven hundred eleven thousand, one hundred forty-nine".