63445027 has 2 divisors, whose sum is σ = 63445028. Its totient is φ = 63445026.

The previous prime is 63445007. The next prime is 63445049. The reversal of 63445027 is 72054436.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63445027 - 2¹¹ = 63442979 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63445027.

It is not a weakly prime, because it can be changed into another prime (63445007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31722513 + 31722514.

It is an arithmetic number, because the mean of its divisors is an integer number (31722514).

Almost surely, 2^63445027 is an apocalyptic number.

63445027 is a deficient number, since it is larger than the sum of its proper divisors (1).

63445027 is an equidigital number, since it uses as much as digits as its factorization.

63445027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 63445027 is about 7965.2386656019. The cubic root of 63445027 is about 398.8404480966.

The spelling of 63445027 in words is "sixty-three million, four hundred forty-five thousand, twenty-seven".