43854053 has 2 divisors, whose sum is σ = 43854054. Its totient is φ = 43854052.

The previous prime is 43854037. The next prime is 43854091. The reversal of 43854053 is 35045834.

43854053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26697889 + 17156164 = 5167^2 + 4142^2 .

It is a cyclic number.

It is not a de Polignac number, because 43854053 - 2⁴ = 43854037 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43851053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21927026 + 21927027.

It is an arithmetic number, because the mean of its divisors is an integer number (21927027).

Almost surely, 2^43854053 is an apocalyptic number.

It is an amenable number.

43854053 is a deficient number, since it is larger than the sum of its proper divisors (1).

43854053 is an equidigital number, since it uses as much as digits as its factorization.

43854053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 43854053 is about 6622.2392738408. The cubic root of 43854053 is about 352.6440649837.

Adding to 43854053 its reverse (35045834), we get a palindrome (78899887).

The spelling of 43854053 in words is "forty-three million, eight hundred fifty-four thousand, fifty-three".