43530451241 has 2 divisors, whose sum is σ = 43530451242. Its totient is φ = 43530451240.

The previous prime is 43530451231. The next prime is 43530451253. The reversal of 43530451241 is 14215403534.

43530451241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24487555225 + 19042896016 = 156485^2 + 137996^2 .

It is a cyclic number.

It is not a de Polignac number, because 43530451241 - 2¹⁰ = 43530450217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43530451198 and 43530451207.

It is not a weakly prime, because it can be changed into another prime (43530451231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21765225620 + 21765225621.

It is an arithmetic number, because the mean of its divisors is an integer number (21765225621).

Almost surely, 2^43530451241 is an apocalyptic number.

It is an amenable number.

43530451241 is a deficient number, since it is larger than the sum of its proper divisors (1).

43530451241 is an equidigital number, since it uses as much as digits as its factorization.

43530451241 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 32.

Adding to 43530451241 its reverse (14215403534), we get a palindrome (57745854775).

The spelling of 43530451241 in words is "forty-three billion, five hundred thirty million, four hundred fifty-one thousand, two hundred forty-one".