1912044103 has 2 divisors, whose sum is σ = 1912044104. Its totient is φ = 1912044102.

The previous prime is 1912044091. The next prime is 1912044131. The reversal of 1912044103 is 3014402191.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (3014402191) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1912044103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1912044193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 956022051 + 956022052.

It is an arithmetic number, because the mean of its divisors is an integer number (956022052).

Almost surely, 2^1912044103 is an apocalyptic number.

1912044103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1912044103 is an equidigital number, since it uses as much as digits as its factorization.

1912044103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1912044103 is about 43726.9265213095. The cubic root of 1912044103 is about 1241.1739019796.

Adding to 1912044103 its reverse (3014402191), we get a palindrome (4926446294).

The spelling of 1912044103 in words is "one billion, nine hundred twelve million, forty-four thousand, one hundred three".