6315533057 has 2 divisors, whose sum is σ = 6315533058. Its totient is φ = 6315533056.

The previous prime is 6315533033. The next prime is 6315533117. The reversal of 6315533057 is 7503355136.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5717779456 + 597753601 = 75616^2 + 24449^2 .

It is a cyclic number.

It is not a de Polignac number, because 6315533057 - 2⁸ = 6315532801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6315533057.

It is not a weakly prime, because it can be changed into another prime (6315533027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3157766528 + 3157766529.

It is an arithmetic number, because the mean of its divisors is an integer number (3157766529).

Almost surely, 2^6315533057 is an apocalyptic number.

It is an amenable number.

6315533057 is a deficient number, since it is larger than the sum of its proper divisors (1).

6315533057 is an equidigital number, since it uses as much as digits as its factorization.

6315533057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141750, while the sum is 38.

The square root of 6315533057 is about 79470.3281546012. The cubic root of 6315533057 is about 1848.4314005416.

The spelling of 6315533057 in words is "six billion, three hundred fifteen million, five hundred thirty-three thousand, fifty-seven".