4250428043243 has 2 divisors, whose sum is σ = 4250428043244. Its totient is φ = 4250428043242.

The previous prime is 4250428043231. The next prime is 4250428043287. The reversal of 4250428043243 is 3423408240524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4250428043243 - 2⁴ = 4250428043227 is a prime.

It is a super-2 number, since 2×4250428043243² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4250428043243.

It is not a weakly prime, because it can be changed into another prime (4250428013243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2125214021621 + 2125214021622.

It is an arithmetic number, because the mean of its divisors is an integer number (2125214021622).

Almost surely, 2^{4250428043243} is an apocalyptic number.

4250428043243 is a deficient number, since it is larger than the sum of its proper divisors (1).

4250428043243 is an equidigital number, since it uses as much as digits as its factorization.

4250428043243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 737280, while the sum is 41.

The spelling of 4250428043243 in words is "four trillion, two hundred fifty billion, four hundred twenty-eight million, forty-three thousand, two hundred forty-three".