43007141 has 2 divisors, whose sum is σ = 43007142. Its totient is φ = 43007140.

The previous prime is 43007119. The next prime is 43007179. The reversal of 43007141 is 14170034.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34281025 + 8726116 = 5855^2 + 2954^2 .

It is a cyclic number.

It is not a de Polignac number, because 43007141 - 2¹⁸ = 42744997 is a prime.

It is a super-2 number, since 2×43007141² = 3699228353987762, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43007101) 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, 21503570 + 21503571.

It is an arithmetic number, because the mean of its divisors is an integer number (21503571).

Almost surely, 2^43007141 is an apocalyptic number.

It is an amenable number.

43007141 is a deficient number, since it is larger than the sum of its proper divisors (1).

43007141 is an equidigital number, since it uses as much as digits as its factorization.

43007141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 43007141 is about 6557.9829978432. The cubic root of 43007141 is about 350.3591985819.

Adding to 43007141 its reverse (14170034), we get a palindrome (57177175).

The spelling of 43007141 in words is "forty-three million, seven thousand, one hundred forty-one".