6144647 has 2 divisors, whose sum is σ = 6144648. Its totient is φ = 6144646.

The previous prime is 6144583. The next prime is 6144653. The reversal of 6144647 is 7464416.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6144647 - 2⁶ = 6144583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6144247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3072323 + 3072324.

It is an arithmetic number, because the mean of its divisors is an integer number (3072324).

Almost surely, 2^6144647 is an apocalyptic number.

6144647 is a deficient number, since it is larger than the sum of its proper divisors (1).

6144647 is an equidigital number, since it uses as much as digits as its factorization.

6144647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 32.

The square root of 6144647 is about 2478.8398496071. The cubic root of 6144647 is about 183.1607076637.

The spelling of 6144647 in words is "six million, one hundred forty-four thousand, six hundred forty-seven".