2103243403 has 2 divisors, whose sum is σ = 2103243404. Its totient is φ = 2103243402.

The previous prime is 2103243397. The next prime is 2103243407. The reversal of 2103243403 is 3043423012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2103243403 - 2⁹ = 2103242891 is a prime.

It is not a weakly prime, because it can be changed into another prime (2103243407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051621701 + 1051621702.

It is an arithmetic number, because the mean of its divisors is an integer number (1051621702).

Almost surely, 2^2103243403 is an apocalyptic number.

2103243403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103243403 is an equidigital number, since it uses as much as digits as its factorization.

2103243403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 2103243403 is about 45861.1317239337. The cubic root of 2103243403 is about 1281.2381011530.

Adding to 2103243403 its reverse (3043423012), we get a palindrome (5146666415).

The spelling of 2103243403 in words is "two billion, one hundred three million, two hundred forty-three thousand, four hundred three".