43007525441 has 2 divisors, whose sum is σ = 43007525442. Its totient is φ = 43007525440.

The previous prime is 43007525437. The next prime is 43007525459. The reversal of 43007525441 is 14452570034.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37952884225 + 5054641216 = 194815^2 + 71096^2 .

It is a cyclic number.

It is not a de Polignac number, because 43007525441 - 2² = 43007525437 is a prime.

It is not a weakly prime, because it can be changed into another prime (43007525401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21503762720 + 21503762721.

It is an arithmetic number, because the mean of its divisors is an integer number (21503762721).

Almost surely, 2^43007525441 is an apocalyptic number.

It is an amenable number.

43007525441 is a deficient number, since it is larger than the sum of its proper divisors (1).

43007525441 is an equidigital number, since it uses as much as digits as its factorization.

43007525441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67200, while the sum is 35.

The spelling of 43007525441 in words is "forty-three billion, seven million, five hundred twenty-five thousand, four hundred forty-one".