43371061 has 4 divisors (see below), whose sum is σ = 44082124. Its totient is φ = 42660000.

The previous prime is 43371023. The next prime is 43371073. The reversal of 43371061 is 16017334.

43371061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16017334 = 2 ⋅8008667.

It can be written as a sum of positive squares in 2 ways, for example, as 1199025 + 42172036 = 1095^2 + 6494^2 .

It is a cyclic number.

It is not a de Polignac number, because 43371061 - 2¹¹ = 43369013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43371761) 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 in 3 ways as a sum of consecutive naturals, for example, 355440 + ... + 355561.

It is an arithmetic number, because the mean of its divisors is an integer number (11020531).

Almost surely, 2^43371061 is an apocalyptic number.

It is an amenable number.

43371061 is a deficient number, since it is larger than the sum of its proper divisors (711063).

43371061 is an equidigital number, since it uses as much as digits as its factorization.

43371061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711062.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 43371061 is about 6585.6708845796. The cubic root of 43371061 is about 351.3446532564.

Adding to 43371061 its reverse (16017334), we get a palindrome (59388395).

The spelling of 43371061 in words is "forty-three million, three hundred seventy-one thousand, sixty-one".