142045504243 has 2 divisors, whose sum is σ = 142045504244. Its totient is φ = 142045504242.

The previous prime is 142045504219. The next prime is 142045504261. The reversal of 142045504243 is 342405540241.

It is a strong prime.

It is an emirp because it is prime and its reverse (342405540241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142045504243 - 2³³ = 133455569651 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142045504199 and 142045504208.

It is not a weakly prime, because it can be changed into another prime (142045504043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71022752121 + 71022752122.

It is an arithmetic number, because the mean of its divisors is an integer number (71022752122).

Almost surely, 2^142045504243 is an apocalyptic number.

142045504243 is a deficient number, since it is larger than the sum of its proper divisors (1).

142045504243 is an equidigital number, since it uses as much as digits as its factorization.

142045504243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 76800, while the sum is 34.

The spelling of 142045504243 in words is "one hundred forty-two billion, forty-five million, five hundred four thousand, two hundred forty-three".