19199051503 has 2 divisors, whose sum is σ = 19199051504. Its totient is φ = 19199051502.

The previous prime is 19199051497. The next prime is 19199051513. The reversal of 19199051503 is 30515099191.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19199051503 - 2²⁹ = 18662180591 is a prime.

It is a super-2 number, since 2×19199051503² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 19199051503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19199051513) 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, 9599525751 + 9599525752.

It is an arithmetic number, because the mean of its divisors is an integer number (9599525752).

Almost surely, 2^19199051503 is an apocalyptic number.

19199051503 is a deficient number, since it is larger than the sum of its proper divisors (1).

19199051503 is an equidigital number, since it uses as much as digits as its factorization.

19199051503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54675, while the sum is 43.

The spelling of 19199051503 in words is "nineteen billion, one hundred ninety-nine million, fifty-one thousand, five hundred three".