243087071063047 has 2 divisors, whose sum is σ = 243087071063048. Its totient is φ = 243087071063046.

The previous prime is 243087071062973. The next prime is 243087071063113. The reversal of 243087071063047 is 740360170780342.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243087071063047 - 2⁴⁷ = 102349582707719 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243087071062985 and 243087071063003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243087071063747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121543535531523 + 121543535531524.

It is an arithmetic number, because the mean of its divisors is an integer number (121543535531524).

Almost surely, 2^{243087071063047} is an apocalyptic number.

243087071063047 is a deficient number, since it is larger than the sum of its proper divisors (1).

243087071063047 is an equidigital number, since it uses as much as digits as its factorization.

243087071063047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4741632, while the sum is 52.

The spelling of 243087071063047 in words is "two hundred forty-three trillion, eighty-seven billion, seventy-one million, sixty-three thousand, forty-seven".