43041851 has 2 divisors, whose sum is σ = 43041852. Its totient is φ = 43041850.

The previous prime is 43041847. The next prime is 43041853. The reversal of 43041851 is 15814034.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43041851 - 2² = 43041847 is a prime.

Together with 43041853, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43041851.

It is not a weakly prime, because it can be changed into another prime (43041853) 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, 21520925 + 21520926.

It is an arithmetic number, because the mean of its divisors is an integer number (21520926).

Almost surely, 2^43041851 is an apocalyptic number.

43041851 is a deficient number, since it is larger than the sum of its proper divisors (1).

43041851 is an equidigital number, since it uses as much as digits as its factorization.

43041851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 43041851 is about 6560.6288570533. The cubic root of 43041851 is about 350.4534286513.

Adding to 43041851 its reverse (15814034), we get a palindrome (58855885).

The spelling of 43041851 in words is "forty-three million, forty-one thousand, eight hundred fifty-one".