43054573 has 2 divisors, whose sum is σ = 43054574. Its totient is φ = 43054572.

The previous prime is 43054541. The next prime is 43054577. The reversal of 43054573 is 37545034.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22867524 + 20187049 = 4782^2 + 4493^2 .

It is a cyclic number.

It is not a de Polignac number, because 43054573 - 2⁵ = 43054541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43054577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21527286 + 21527287.

It is an arithmetic number, because the mean of its divisors is an integer number (21527287).

Almost surely, 2^43054573 is an apocalyptic number.

It is an amenable number.

43054573 is a deficient number, since it is larger than the sum of its proper divisors (1).

43054573 is an equidigital number, since it uses as much as digits as its factorization.

43054573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 31.

The square root of 43054573 is about 6561.5983571078. The cubic root of 43054573 is about 350.4879534159.

The spelling of 43054573 in words is "forty-three million, fifty-four thousand, five hundred seventy-three".