6534631 has 2 divisors, whose sum is σ = 6534632. Its totient is φ = 6534630.

The previous prime is 6534617. The next prime is 6534679. The reversal of 6534631 is 1364356.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6534631 - 2¹⁵ = 6501863 is a prime.

It is a super-2 number, since 2×6534631² = 85402804612322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6534631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6534601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3267315 + 3267316.

It is an arithmetic number, because the mean of its divisors is an integer number (3267316).

Almost surely, 2^6534631 is an apocalyptic number.

6534631 is a deficient number, since it is larger than the sum of its proper divisors (1).

6534631 is an equidigital number, since it uses as much as digits as its factorization.

6534631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 28.

The square root of 6534631 is about 2556.2924324107. The cubic root of 6534631 is about 186.9564083813.

Adding to 6534631 its reverse (1364356), we get a palindrome (7898987).

The spelling of 6534631 in words is "six million, five hundred thirty-four thousand, six hundred thirty-one".