43063787441 has 2 divisors, whose sum is σ = 43063787442. Its totient is φ = 43063787440.

The previous prime is 43063787353. The next prime is 43063787453. The reversal of 43063787441 is 14478736034.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29677297441 + 13386490000 = 172271^2 + 115700^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43063787441 is a prime.

It is not a weakly prime, because it can be changed into another prime (43063787491) 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, 21531893720 + 21531893721.

It is an arithmetic number, because the mean of its divisors is an integer number (21531893721).

Almost surely, 2^43063787441 is an apocalyptic number.

It is an amenable number.

43063787441 is a deficient number, since it is larger than the sum of its proper divisors (1).

43063787441 is an equidigital number, since it uses as much as digits as its factorization.

43063787441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1354752, while the sum is 47.

The spelling of 43063787441 in words is "forty-three billion, sixty-three million, seven hundred eighty-seven thousand, four hundred forty-one".