142809680543 has 2 divisors, whose sum is σ = 142809680544. Its totient is φ = 142809680542.

The previous prime is 142809680491. The next prime is 142809680549. The reversal of 142809680543 is 345086908241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142809680543 - 2⁶ = 142809680479 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142809680491 and 142809680500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142809680549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71404840271 + 71404840272.

It is an arithmetic number, because the mean of its divisors is an integer number (71404840272).

Almost surely, 2^142809680543 is an apocalyptic number.

142809680543 is a deficient number, since it is larger than the sum of its proper divisors (1).

142809680543 is an equidigital number, since it uses as much as digits as its factorization.

142809680543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1658880, while the sum is 50.

The spelling of 142809680543 in words is "one hundred forty-two billion, eight hundred nine million, six hundred eighty thousand, five hundred forty-three".