63671053 has 2 divisors, whose sum is σ = 63671054. Its totient is φ = 63671052.

The previous prime is 63671051. The next prime is 63671057. The reversal of 63671053 is 35017636.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57183844 + 6487209 = 7562^2 + 2547^2 .

It is a cyclic number.

It is not a de Polignac number, because 63671053 - 2¹ = 63671051 is a prime.

Together with 63671051, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63671051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31835526 + 31835527.

It is an arithmetic number, because the mean of its divisors is an integer number (31835527).

Almost surely, 2^63671053 is an apocalyptic number.

It is an amenable number.

63671053 is a deficient number, since it is larger than the sum of its proper divisors (1).

63671053 is an equidigital number, since it uses as much as digits as its factorization.

63671053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 63671053 is about 7979.4143268789. The cubic root of 63671053 is about 399.3135162742.

Adding to 63671053 its reverse (35017636), we get a palindrome (98688689).

The spelling of 63671053 in words is "sixty-three million, six hundred seventy-one thousand, fifty-three".