547434121393111 has 2 divisors, whose sum is σ = 547434121393112. Its totient is φ = 547434121393110.

The previous prime is 547434121393091. The next prime is 547434121393171. The reversal of 547434121393111 is 111393121434745.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 547434121393111 - 2¹⁹ = 547434120868823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (547434121393171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273717060696555 + 273717060696556.

It is an arithmetic number, because the mean of its divisors is an integer number (273717060696556).

Almost surely, 2^{547434121393111} is an apocalyptic number.

547434121393111 is a deficient number, since it is larger than the sum of its proper divisors (1).

547434121393111 is an equidigital number, since it uses as much as digits as its factorization.

547434121393111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 49.

The spelling of 547434121393111 in words is "five hundred forty-seven trillion, four hundred thirty-four billion, one hundred twenty-one million, three hundred ninety-three thousand, one hundred eleven".