2103070243 has 2 divisors, whose sum is σ = 2103070244. Its totient is φ = 2103070242.

The previous prime is 2103070217. The next prime is 2103070337. The reversal of 2103070243 is 3420703012.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2103070243 is a prime.

It is not a weakly prime, because it can be changed into another prime (2103070643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051535121 + 1051535122.

It is an arithmetic number, because the mean of its divisors is an integer number (1051535122).

Almost surely, 2^2103070243 is an apocalyptic number.

2103070243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103070243 is an equidigital number, since it uses as much as digits as its factorization.

2103070243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 2103070243 is about 45859.2438119078. The cubic root of 2103070243 is about 1281.2029387497.

Adding to 2103070243 its reverse (3420703012), we get a palindrome (5523773255).

The spelling of 2103070243 in words is "two billion, one hundred three million, seventy thousand, two hundred forty-three".