4243105303 has 2 divisors, whose sum is σ = 4243105304. Its totient is φ = 4243105302.

The previous prime is 4243105267. The next prime is 4243105379. The reversal of 4243105303 is 3035013424.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4243105303 - 2²¹ = 4241008151 is a prime.

It is a super-2 number, since 2×4243105303² = 36007885224693443618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4243105003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121552651 + 2121552652.

It is an arithmetic number, because the mean of its divisors is an integer number (2121552652).

Almost surely, 2^4243105303 is an apocalyptic number.

4243105303 is a deficient number, since it is larger than the sum of its proper divisors (1).

4243105303 is an equidigital number, since it uses as much as digits as its factorization.

4243105303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 4243105303 is about 65139.1226760078. The cubic root of 4243105303 is about 1618.9294994164.

Adding to 4243105303 its reverse (3035013424), we get a palindrome (7278118727).

The spelling of 4243105303 in words is "four billion, two hundred forty-three million, one hundred five thousand, three hundred three".