43031741 has 2 divisors, whose sum is σ = 43031742. Its totient is φ = 43031740.

The previous prime is 43031701. The next prime is 43031771. The reversal of 43031741 is 14713034.

43031741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36120100 + 6911641 = 6010^2 + 2629^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43031741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43031701) 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, 21515870 + 21515871.

It is an arithmetic number, because the mean of its divisors is an integer number (21515871).

Almost surely, 2^43031741 is an apocalyptic number.

It is an amenable number.

43031741 is a deficient number, since it is larger than the sum of its proper divisors (1).

43031741 is an equidigital number, since it uses as much as digits as its factorization.

43031741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 43031741 is about 6559.8583063966. The cubic root of 43031741 is about 350.4259874398.

Adding to 43031741 its reverse (14713034), we get a palindrome (57744775).

The spelling of 43031741 in words is "forty-three million, thirty-one thousand, seven hundred forty-one".