6530963 has 4 divisors (see below), whose sum is σ = 6595728. Its totient is φ = 6466200.

The previous prime is 6530957. The next prime is 6530971. The reversal of 6530963 is 3690356.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6530963 - 2⁴ = 6530947 is a prime.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (6530903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32231 + ... + 32432.

It is an arithmetic number, because the mean of its divisors is an integer number (1648932).

Almost surely, 2^6530963 is an apocalyptic number.

6530963 is a deficient number, since it is larger than the sum of its proper divisors (64765).

6530963 is a wasteful number, since it uses less digits than its factorization.

6530963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64764.

The product of its (nonzero) digits is 14580, while the sum is 32.

The square root of 6530963 is about 2555.5748864003. The cubic root of 6530963 is about 186.9214212257.

The spelling of 6530963 in words is "six million, five hundred thirty thousand, nine hundred sixty-three".