11193930193 has 2 divisors, whose sum is σ = 11193930194. Its totient is φ = 11193930192.

The previous prime is 11193930149. The next prime is 11193930277. The reversal of 11193930193 is 39103939111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10767590289 + 426339904 = 103767^2 + 20648^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11193930193 is a prime.

It is not a weakly prime, because it can be changed into another prime (11193930113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5596965096 + 5596965097.

It is an arithmetic number, because the mean of its divisors is an integer number (5596965097).

Almost surely, 2^11193930193 is an apocalyptic number.

It is an amenable number.

11193930193 is a deficient number, since it is larger than the sum of its proper divisors (1).

11193930193 is an equidigital number, since it uses as much as digits as its factorization.

11193930193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19683, while the sum is 40.

The spelling of 11193930193 in words is "eleven billion, one hundred ninety-three million, nine hundred thirty thousand, one hundred ninety-three".