19340000903 has 2 divisors, whose sum is σ = 19340000904. Its totient is φ = 19340000902.

The previous prime is 19340000893. The next prime is 19340000917. The reversal of 19340000903 is 30900004391.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19340000903 - 2¹⁴ = 19339984519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19340000203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9670000451 + 9670000452.

It is an arithmetic number, because the mean of its divisors is an integer number (9670000452).

Almost surely, 2^19340000903 is an apocalyptic number.

19340000903 is a deficient number, since it is larger than the sum of its proper divisors (1).

19340000903 is an equidigital number, since it uses as much as digits as its factorization.

19340000903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 29.

The spelling of 19340000903 in words is "nineteen billion, three hundred forty million, nine hundred three", and thus it is an aban number.