19140098503 has 2 divisors, whose sum is σ = 19140098504. Its totient is φ = 19140098502.

The previous prime is 19140098479. The next prime is 19140098507. The reversal of 19140098503 is 30589004191.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19140098503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19140098507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9570049251 + 9570049252.

It is an arithmetic number, because the mean of its divisors is an integer number (9570049252).

Almost surely, 2^19140098503 is an apocalyptic number.

19140098503 is a deficient number, since it is larger than the sum of its proper divisors (1).

19140098503 is an equidigital number, since it uses as much as digits as its factorization.

19140098503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 40.

The spelling of 19140098503 in words is "nineteen billion, one hundred forty million, ninety-eight thousand, five hundred three".