6315181463 has 2 divisors, whose sum is σ = 6315181464. Its totient is φ = 6315181462.

The previous prime is 6315181429. The next prime is 6315181469. The reversal of 6315181463 is 3641815136.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6315181463 - 2¹⁸ = 6314919319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6315181469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3157590731 + 3157590732.

It is an arithmetic number, because the mean of its divisors is an integer number (3157590732).

Almost surely, 2^6315181463 is an apocalyptic number.

6315181463 is a deficient number, since it is larger than the sum of its proper divisors (1).

6315181463 is an equidigital number, since it uses as much as digits as its factorization.

6315181463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 38.

The square root of 6315181463 is about 79468.1160151667. The cubic root of 6315181463 is about 1848.3970983724.

Adding to 6315181463 its reverse (3641815136), we get a palindrome (9956996599).

The spelling of 6315181463 in words is "six billion, three hundred fifteen million, one hundred eighty-one thousand, four hundred sixty-three".