63627149 has 2 divisors, whose sum is σ = 63627150. Its totient is φ = 63627148.

The previous prime is 63627139. The next prime is 63627163. The reversal of 63627149 is 94172636.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58033924 + 5593225 = 7618^2 + 2365^2 .

It is a cyclic number.

It is not a de Polignac number, because 63627149 - 2¹⁶ = 63561613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63627119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31813574 + 31813575.

It is an arithmetic number, because the mean of its divisors is an integer number (31813575).

Almost surely, 2^63627149 is an apocalyptic number.

It is an amenable number.

63627149 is a deficient number, since it is larger than the sum of its proper divisors (1).

63627149 is an equidigital number, since it uses as much as digits as its factorization.

63627149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 38.

The square root of 63627149 is about 7976.6627733658. The cubic root of 63627149 is about 399.2217137417.

The spelling of 63627149 in words is "sixty-three million, six hundred twenty-seven thousand, one hundred forty-nine".