6513671 has 2 divisors, whose sum is σ = 6513672. Its totient is φ = 6513670.

The previous prime is 6513653. The next prime is 6513677. The reversal of 6513671 is 1763156.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6513671 - 2¹⁰ = 6512647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6513677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3256835 + 3256836.

It is an arithmetic number, because the mean of its divisors is an integer number (3256836).

Almost surely, 2^6513671 is an apocalyptic number.

6513671 is a deficient number, since it is larger than the sum of its proper divisors (1).

6513671 is an equidigital number, since it uses as much as digits as its factorization.

6513671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3780, while the sum is 29.

The square root of 6513671 is about 2552.1894522155. The cubic root of 6513671 is about 186.7563050916.

The spelling of 6513671 in words is "six million, five hundred thirteen thousand, six hundred seventy-one".