19093530011 has 2 divisors, whose sum is σ = 19093530012. Its totient is φ = 19093530010.

The previous prime is 19093529933. The next prime is 19093530047. The reversal of 19093530011 is 11003539091.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19093530011 - 2¹⁸ = 19093267867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 19093530011.

It is not a weakly prime, because it can be changed into another prime (19093530811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9546765005 + 9546765006.

It is an arithmetic number, because the mean of its divisors is an integer number (9546765006).

Almost surely, 2^19093530011 is an apocalyptic number.

19093530011 is a deficient number, since it is larger than the sum of its proper divisors (1).

19093530011 is an equidigital number, since it uses as much as digits as its factorization.

19093530011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3645, while the sum is 32.

The spelling of 19093530011 in words is "nineteen billion, ninety-three million, five hundred thirty thousand, eleven".