63712087 has 2 divisors, whose sum is σ = 63712088. Its totient is φ = 63712086.

The previous prime is 63712081. The next prime is 63712097. The reversal of 63712087 is 78021736.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63712087 - 2³ = 63712079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63712081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31856043 + 31856044.

It is an arithmetic number, because the mean of its divisors is an integer number (31856044).

Almost surely, 2^63712087 is an apocalyptic number.

63712087 is a deficient number, since it is larger than the sum of its proper divisors (1).

63712087 is an equidigital number, since it uses as much as digits as its factorization.

63712087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 63712087 is about 7981.9851540829. The cubic root of 63712087 is about 399.3992795389.

The spelling of 63712087 in words is "sixty-three million, seven hundred twelve thousand, eighty-seven".