43214141 has 2 divisors, whose sum is σ = 43214142. Its totient is φ = 43214140.

The previous prime is 43214131. The next prime is 43214161. The reversal of 43214141 is 14141234.

It is an a-pointer prime, because the next prime (43214161) can be obtained adding 43214141 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43178041 + 36100 = 6571^2 + 190^2 .

It is a cyclic number.

It is not a de Polignac number, because 43214141 - 2⁶ = 43214077 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43214111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21607070 + 21607071.

It is an arithmetic number, because the mean of its divisors is an integer number (21607071).

Almost surely, 2^43214141 is an apocalyptic number.

It is an amenable number.

43214141 is a deficient number, since it is larger than the sum of its proper divisors (1).

43214141 is an equidigital number, since it uses as much as digits as its factorization.

43214141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 384, while the sum is 20.

The square root of 43214141 is about 6573.7463443610. The cubic root of 43214141 is about 350.9204100893.

Adding to 43214141 its reverse (14141234), we get a palindrome (57355375).

The spelling of 43214141 in words is "forty-three million, two hundred fourteen thousand, one hundred forty-one".