19014768043 has 2 divisors, whose sum is σ = 19014768044. Its totient is φ = 19014768042.

The previous prime is 19014768029. The next prime is 19014768083. The reversal of 19014768043 is 34086741091.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19014768043 is a prime.

It is a super-2 number, since 2×19014768043² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (19014768083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9507384021 + 9507384022.

It is an arithmetic number, because the mean of its divisors is an integer number (9507384022).

Almost surely, 2^19014768043 is an apocalyptic number.

19014768043 is a deficient number, since it is larger than the sum of its proper divisors (1).

19014768043 is an equidigital number, since it uses as much as digits as its factorization.

19014768043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 19014768043 in words is "nineteen billion, fourteen million, seven hundred sixty-eight thousand, forty-three".