43503141043 has 2 divisors, whose sum is σ = 43503141044. Its totient is φ = 43503141042.

The previous prime is 43503141013. The next prime is 43503141139. The reversal of 43503141043 is 34014130534.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43503141043 is a prime.

It is a super-2 number, since 2×43503141043² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (43503141013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21751570521 + 21751570522.

It is an arithmetic number, because the mean of its divisors is an integer number (21751570522).

Almost surely, 2^43503141043 is an apocalyptic number.

43503141043 is a deficient number, since it is larger than the sum of its proper divisors (1).

43503141043 is an equidigital number, since it uses as much as digits as its factorization.

43503141043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 43503141043 its reverse (34014130534), we get a palindrome (77517271577).

The spelling of 43503141043 in words is "forty-three billion, five hundred three million, one hundred forty-one thousand, forty-three".