43015241 has 2 divisors, whose sum is σ = 43015242. Its totient is φ = 43015240.

The previous prime is 43015237. The next prime is 43015283. The reversal of 43015241 is 14251034.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24049216 + 18966025 = 4904^2 + 4355^2 .

It is a cyclic number.

It is not a de Polignac number, because 43015241 - 2² = 43015237 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (43065241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21507620 + 21507621.

It is an arithmetic number, because the mean of its divisors is an integer number (21507621).

Almost surely, 2^43015241 is an apocalyptic number.

It is an amenable number.

43015241 is a deficient number, since it is larger than the sum of its proper divisors (1).

43015241 is an equidigital number, since it uses as much as digits as its factorization.

43015241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 43015241 is about 6558.6005366999. The cubic root of 43015241 is about 350.3811928469.

Adding to 43015241 its reverse (14251034), we get a palindrome (57266275).

The spelling of 43015241 in words is "forty-three million, fifteen thousand, two hundred forty-one".