6125512663 has 2 divisors, whose sum is σ = 6125512664. Its totient is φ = 6125512662.

The previous prime is 6125512661. The next prime is 6125512699. The reversal of 6125512663 is 3662155216.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6125512663 - 2¹ = 6125512661 is a prime.

Together with 6125512661, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6125512661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3062756331 + 3062756332.

It is an arithmetic number, because the mean of its divisors is an integer number (3062756332).

Almost surely, 2^6125512663 is an apocalyptic number.

6125512663 is a deficient number, since it is larger than the sum of its proper divisors (1).

6125512663 is an equidigital number, since it uses as much as digits as its factorization.

6125512663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 37.

The square root of 6125512663 is about 78265.6544277246. The cubic root of 6125512663 is about 1829.7039009518.

Adding to 6125512663 its reverse (3662155216), we get a palindrome (9787667879).

The spelling of 6125512663 in words is "six billion, one hundred twenty-five million, five hundred twelve thousand, six hundred sixty-three".