63854759123 has 2 divisors, whose sum is σ = 63854759124. Its totient is φ = 63854759122.

The previous prime is 63854759119. The next prime is 63854759149. The reversal of 63854759123 is 32195745836.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63854759123 - 2² = 63854759119 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (63854759113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31927379561 + 31927379562.

It is an arithmetic number, because the mean of its divisors is an integer number (31927379562).

Almost surely, 2^63854759123 is an apocalyptic number.

63854759123 is a deficient number, since it is larger than the sum of its proper divisors (1).

63854759123 is an equidigital number, since it uses as much as digits as its factorization.

63854759123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5443200, while the sum is 53.

The spelling of 63854759123 in words is "sixty-three billion, eight hundred fifty-four million, seven hundred fifty-nine thousand, one hundred twenty-three".