2103803393 has 2 divisors, whose sum is σ = 2103803394. Its totient is φ = 2103803392.

The previous prime is 2103803389. The next prime is 2103803413. The reversal of 2103803393 is 3933083012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2013496384 + 90307009 = 44872^2 + 9503^2 .

It is a cyclic number.

It is not a de Polignac number, because 2103803393 - 2² = 2103803389 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2103803693) 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, 1051901696 + 1051901697.

It is an arithmetic number, because the mean of its divisors is an integer number (1051901697).

Almost surely, 2^2103803393 is an apocalyptic number.

It is an amenable number.

2103803393 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103803393 is an equidigital number, since it uses as much as digits as its factorization.

2103803393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 2103803393 is about 45867.2365965075. The cubic root of 2103803393 is about 1281.3518012374.

The spelling of 2103803393 in words is "two billion, one hundred three million, eight hundred three thousand, three hundred ninety-three".