43054515047 has 2 divisors, whose sum is σ = 43054515048. Its totient is φ = 43054515046.

The previous prime is 43054515001. The next prime is 43054515121. The reversal of 43054515047 is 74051545034.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43054515047 - 2¹⁰ = 43054514023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43054515047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43054515547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21527257523 + 21527257524.

It is an arithmetic number, because the mean of its divisors is an integer number (21527257524).

Almost surely, 2^43054515047 is an apocalyptic number.

43054515047 is a deficient number, since it is larger than the sum of its proper divisors (1).

43054515047 is an equidigital number, since it uses as much as digits as its factorization.

43054515047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168000, while the sum is 38.

The spelling of 43054515047 in words is "forty-three billion, fifty-four million, five hundred fifteen thousand, forty-seven".