43141849 has 2 divisors, whose sum is σ = 43141850. Its totient is φ = 43141848.

The previous prime is 43141843. The next prime is 43141853. The reversal of 43141849 is 94814134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29214025 + 13927824 = 5405^2 + 3732^2 .

It is a cyclic number.

It is not a de Polignac number, because 43141849 - 2⁹ = 43141337 is a prime.

It is a super-2 number, since 2×43141849² = 3722438270277602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (43141843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21570924 + 21570925.

It is an arithmetic number, because the mean of its divisors is an integer number (21570925).

Almost surely, 2^43141849 is an apocalyptic number.

It is an amenable number.

43141849 is a deficient number, since it is larger than the sum of its proper divisors (1).

43141849 is an equidigital number, since it uses as much as digits as its factorization.

43141849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 34.

The square root of 43141849 is about 6568.2455039379. The cubic root of 43141849 is about 350.7246184870.

The spelling of 43141849 in words is "forty-three million, one hundred forty-one thousand, eight hundred forty-nine".