11139136189 has 2 divisors, whose sum is σ = 11139136190. Its totient is φ = 11139136188.

The previous prime is 11139136171. The next prime is 11139136199. The reversal of 11139136189 is 98163193111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10665725625 + 473410564 = 103275^2 + 21758^2 .

It is an emirp because it is prime and its reverse (98163193111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11139136189 - 2¹¹ = 11139134141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11139136199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5569568094 + 5569568095.

It is an arithmetic number, because the mean of its divisors is an integer number (5569568095).

Almost surely, 2^11139136189 is an apocalyptic number.

It is an amenable number.

11139136189 is a deficient number, since it is larger than the sum of its proper divisors (1).

11139136189 is an equidigital number, since it uses as much as digits as its factorization.

11139136189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 43.

The spelling of 11139136189 in words is "eleven billion, one hundred thirty-nine million, one hundred thirty-six thousand, one hundred eighty-nine".