129419363543 has 2 divisors, whose sum is σ = 129419363544. Its totient is φ = 129419363542.

The previous prime is 129419363503. The next prime is 129419363627. The reversal of 129419363543 is 345363914921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 129419363543 - 2¹⁴ = 129419347159 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 129419363491 and 129419363500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (129419363503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64709681771 + 64709681772.

It is an arithmetic number, because the mean of its divisors is an integer number (64709681772).

Almost surely, 2^129419363543 is an apocalyptic number.

129419363543 is a deficient number, since it is larger than the sum of its proper divisors (1).

129419363543 is an equidigital number, since it uses as much as digits as its factorization.

129419363543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2099520, while the sum is 50.

The spelling of 129419363543 in words is "one hundred twenty-nine billion, four hundred nineteen million, three hundred sixty-three thousand, five hundred forty-three".