63057971 has 2 divisors, whose sum is σ = 63057972. Its totient is φ = 63057970.

The previous prime is 63057931. The next prime is 63058003. The reversal of 63057971 is 17975036.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63057971 - 2¹⁰ = 63056947 is a prime.

It is not a weakly prime, because it can be changed into another prime (63057901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31528985 + 31528986.

It is an arithmetic number, because the mean of its divisors is an integer number (31528986).

Almost surely, 2^63057971 is an apocalyptic number.

63057971 is a deficient number, since it is larger than the sum of its proper divisors (1).

63057971 is an equidigital number, since it uses as much as digits as its factorization.

63057971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39690, while the sum is 38.

The square root of 63057971 is about 7940.9049232439. The cubic root of 63057971 is about 398.0277309533.

The spelling of 63057971 in words is "sixty-three million, fifty-seven thousand, nine hundred seventy-one".