43012424057 has 2 divisors, whose sum is σ = 43012424058. Its totient is φ = 43012424056.

The previous prime is 43012424053. The next prime is 43012424069. The reversal of 43012424057 is 75042421034.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42822508096 + 189915961 = 206936^2 + 13781^2 .

It is a cyclic number.

It is not a de Polignac number, because 43012424057 - 2² = 43012424053 is a prime.

It is not a weakly prime, because it can be changed into another prime (43012424051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21506212028 + 21506212029.

It is an arithmetic number, because the mean of its divisors is an integer number (21506212029).

Almost surely, 2^43012424057 is an apocalyptic number.

It is an amenable number.

43012424057 is a deficient number, since it is larger than the sum of its proper divisors (1).

43012424057 is an equidigital number, since it uses as much as digits as its factorization.

43012424057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 32.

The spelling of 43012424057 in words is "forty-three billion, twelve million, four hundred twenty-four thousand, fifty-seven".