6530131534 has 4 divisors (see below), whose sum is σ = 9795197304. Its totient is φ = 3265065766.

The previous prime is 6530131529. The next prime is 6530131567. The reversal of 6530131534 is 4351310356.

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

It is a junction number, because it is equal to n+sod(n) for n = 6530131496 and 6530131505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1632532882 + ... + 1632532885.

It is an arithmetic number, because the mean of its divisors is an integer number (2448799326).

Almost surely, 2^6530131534 is an apocalyptic number.

6530131534 is a deficient number, since it is larger than the sum of its proper divisors (3265065770).

6530131534 is a wasteful number, since it uses less digits than its factorization.

6530131534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3265065769.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 6530131534 is about 80809.2292625044. The cubic root of 6530131534 is about 1869.1348848015.

The spelling of 6530131534 in words is "six billion, five hundred thirty million, one hundred thirty-one thousand, five hundred thirty-four".