6754549 has 2 divisors, whose sum is σ = 6754550. Its totient is φ = 6754548.

The previous prime is 6754547. The next prime is 6754567. The reversal of 6754549 is 9454576.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4558225 + 2196324 = 2135^2 + 1482^2 .

It is a cyclic number.

It is not a de Polignac number, because 6754549 - 2¹ = 6754547 is a prime.

Together with 6754547, it forms a pair of twin primes.

It is a Chen prime.

6754549 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6754543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3377274 + 3377275.

It is an arithmetic number, because the mean of its divisors is an integer number (3377275).

Almost surely, 2^6754549 is an apocalyptic number.

It is an amenable number.

6754549 is a deficient number, since it is larger than the sum of its proper divisors (1).

6754549 is an equidigital number, since it uses as much as digits as its factorization.

6754549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 40.

The square root of 6754549 is about 2598.9515193631. The cubic root of 6754549 is about 189.0306026237.

The spelling of 6754549 in words is "six million, seven hundred fifty-four thousand, five hundred forty-nine".