63514242173 has 2 divisors, whose sum is σ = 63514242174. Its totient is φ = 63514242172.

The previous prime is 63514242163. The next prime is 63514242179. The reversal of 63514242173 is 37124241536.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51784918969 + 11729323204 = 227563^2 + 108302^2 .

It is a cyclic number.

It is not a de Polignac number, because 63514242173 - 2²² = 63510047869 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63514242179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31757121086 + 31757121087.

It is an arithmetic number, because the mean of its divisors is an integer number (31757121087).

Almost surely, 2^63514242173 is an apocalyptic number.

It is an amenable number.

63514242173 is a deficient number, since it is larger than the sum of its proper divisors (1).

63514242173 is an equidigital number, since it uses as much as digits as its factorization.

63514242173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 38.

The spelling of 63514242173 in words is "sixty-three billion, five hundred fourteen million, two hundred forty-two thousand, one hundred seventy-three".