4542247143047 has 2 divisors, whose sum is σ = 4542247143048. Its totient is φ = 4542247143046.

The previous prime is 4542247143013. The next prime is 4542247143169. The reversal of 4542247143047 is 7403417422454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4542247143047 - 2²⁰ = 4542246094471 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4542247142992 and 4542247143010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4542247193047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2271123571523 + 2271123571524.

It is an arithmetic number, because the mean of its divisors is an integer number (2271123571524).

Almost surely, 2^{4542247143047} is an apocalyptic number.

4542247143047 is a deficient number, since it is larger than the sum of its proper divisors (1).

4542247143047 is an equidigital number, since it uses as much as digits as its factorization.

4542247143047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3010560, while the sum is 47.

The spelling of 4542247143047 in words is "four trillion, five hundred forty-two billion, two hundred forty-seven million, one hundred forty-three thousand, forty-seven".