43055254243 has 2 divisors, whose sum is σ = 43055254244. Its totient is φ = 43055254242.

The previous prime is 43055254241. The next prime is 43055254259. The reversal of 43055254243 is 34245255034.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43055254243 - 2¹ = 43055254241 is a prime.

Together with 43055254241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (43055254241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21527627121 + 21527627122.

It is an arithmetic number, because the mean of its divisors is an integer number (21527627122).

Almost surely, 2^43055254243 is an apocalyptic number.

43055254243 is a deficient number, since it is larger than the sum of its proper divisors (1).

43055254243 is an equidigital number, since it uses as much as digits as its factorization.

43055254243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288000, while the sum is 37.

The spelling of 43055254243 in words is "forty-three billion, fifty-five million, two hundred fifty-four thousand, two hundred forty-three".