6741491 has 2 divisors, whose sum is σ = 6741492. Its totient is φ = 6741490.

The previous prime is 6741487. The next prime is 6741533. The reversal of 6741491 is 1941476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6741491 - 2² = 6741487 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (6741421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3370745 + 3370746.

It is an arithmetic number, because the mean of its divisors is an integer number (3370746).

Almost surely, 2^6741491 is an apocalyptic number.

6741491 is a deficient number, since it is larger than the sum of its proper divisors (1).

6741491 is an equidigital number, since it uses as much as digits as its factorization.

6741491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 32.

The square root of 6741491 is about 2596.4381371410. The cubic root of 6741491 is about 188.9087117348.

The spelling of 6741491 in words is "six million, seven hundred forty-one thousand, four hundred ninety-one".