6463334131 has 2 divisors, whose sum is σ = 6463334132. Its totient is φ = 6463334130.

The previous prime is 6463334123. The next prime is 6463334221. The reversal of 6463334131 is 1314333646.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6463334131 - 2³ = 6463334123 is a prime.

It is a super-2 number, since 2×6463334131² = 83549376177899050322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6463334531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3231667065 + 3231667066.

It is an arithmetic number, because the mean of its divisors is an integer number (3231667066).

Almost surely, 2^6463334131 is an apocalyptic number.

6463334131 is a deficient number, since it is larger than the sum of its proper divisors (1).

6463334131 is an equidigital number, since it uses as much as digits as its factorization.

6463334131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 34.

The square root of 6463334131 is about 80394.8638347003. The cubic root of 6463334131 is about 1862.7398372645.

Adding to 6463334131 its reverse (1314333646), we get a palindrome (7777667777).

The spelling of 6463334131 in words is "six billion, four hundred sixty-three million, three hundred thirty-four thousand, one hundred thirty-one".