4405565243 has 2 divisors, whose sum is σ = 4405565244. Its totient is φ = 4405565242.

The previous prime is 4405565231. The next prime is 4405565267. The reversal of 4405565243 is 3425655044.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4405565243 - 2⁶ = 4405565179 is a prime.

It is a super-2 number, since 2×4405565243² = 38818010220659298098, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4405565197 and 4405565206.

It is not a weakly prime, because it can be changed into another prime (4405565443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2202782621 + 2202782622.

It is an arithmetic number, because the mean of its divisors is an integer number (2202782622).

Almost surely, 2^4405565243 is an apocalyptic number.

4405565243 is a deficient number, since it is larger than the sum of its proper divisors (1).

4405565243 is an equidigital number, since it uses as much as digits as its factorization.

4405565243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288000, while the sum is 38.

The square root of 4405565243 is about 66374.4321482301. The cubic root of 4405565243 is about 1639.3331170944. Note that the first 3 decimals are identical.

The spelling of 4405565243 in words is "four billion, four hundred five million, five hundred sixty-five thousand, two hundred forty-three".