43126441 has 2 divisors, whose sum is σ = 43126442. Its totient is φ = 43126440.

The previous prime is 43126427. The next prime is 43126453. The reversal of 43126441 is 14462134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39501225 + 3625216 = 6285^2 + 1904^2 .

It is a cyclic number.

It is not a de Polignac number, because 43126441 - 2⁷ = 43126313 is a prime.

It is not a weakly prime, because it can be changed into another prime (43126481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21563220 + 21563221.

It is an arithmetic number, because the mean of its divisors is an integer number (21563221).

Almost surely, 2^43126441 is an apocalyptic number.

It is an amenable number.

43126441 is a deficient number, since it is larger than the sum of its proper divisors (1).

43126441 is an equidigital number, since it uses as much as digits as its factorization.

43126441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 25.

The square root of 43126441 is about 6567.0724832303. The cubic root of 43126441 is about 350.6828600513.

Adding to 43126441 its reverse (14462134), we get a palindrome (57588575).

The spelling of 43126441 in words is "forty-three million, one hundred twenty-six thousand, four hundred forty-one".