43012011324797 has 2 divisors, whose sum is σ = 43012011324798. Its totient is φ = 43012011324796.

The previous prime is 43012011324761. The next prime is 43012011324803. The reversal of 43012011324797 is 79742311021034.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42926004618436 + 86006706361 = 6551794^2 + 293269^2 .

It is a cyclic number.

It is not a de Polignac number, because 43012011324797 - 2³⁴ = 42994831455613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43012011324727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21506005662398 + 21506005662399.

It is an arithmetic number, because the mean of its divisors is an integer number (21506005662399).

Almost surely, 2^{43012011324797} is an apocalyptic number.

It is an amenable number.

43012011324797 is a deficient number, since it is larger than the sum of its proper divisors (1).

43012011324797 is an equidigital number, since it uses as much as digits as its factorization.

43012011324797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 44.

The spelling of 43012011324797 in words is "forty-three trillion, twelve billion, eleven million, three hundred twenty-four thousand, seven hundred ninety-seven".