63979106143 has 2 divisors, whose sum is σ = 63979106144. Its totient is φ = 63979106142.

The previous prime is 63979106131. The next prime is 63979106153. The reversal of 63979106143 is 34160197936.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63979106143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63979106153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31989553071 + 31989553072.

It is an arithmetic number, because the mean of its divisors is an integer number (31989553072).

Almost surely, 2^63979106143 is an apocalyptic number.

63979106143 is a deficient number, since it is larger than the sum of its proper divisors (1).

63979106143 is an equidigital number, since it uses as much as digits as its factorization.

63979106143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 734832, while the sum is 49.

The spelling of 63979106143 in words is "sixty-three billion, nine hundred seventy-nine million, one hundred six thousand, one hundred forty-three".