43003545241 has 2 divisors, whose sum is σ = 43003545242. Its totient is φ = 43003545240.

The previous prime is 43003545199. The next prime is 43003545269. The reversal of 43003545241 is 14254530034.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27682304400 + 15321240841 = 166380^2 + 123779^2 .

It is a cyclic number.

It is not a de Polignac number, because 43003545241 - 2¹⁹ = 43003020953 is a prime.

It is not a weakly prime, because it can be changed into another prime (43003545941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21501772620 + 21501772621.

It is an arithmetic number, because the mean of its divisors is an integer number (21501772621).

Almost surely, 2^43003545241 is an apocalyptic number.

It is an amenable number.

43003545241 is a deficient number, since it is larger than the sum of its proper divisors (1).

43003545241 is an equidigital number, since it uses as much as digits as its factorization.

43003545241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 43003545241 in words is "forty-three billion, three million, five hundred forty-five thousand, two hundred forty-one".