11310326189 has 2 divisors, whose sum is σ = 11310326190. Its totient is φ = 11310326188.

The previous prime is 11310326173. The next prime is 11310326201. The reversal of 11310326189 is 98162301311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8079313225 + 3231012964 = 89885^2 + 56842^2 .

It is a cyclic number.

It is not a de Polignac number, because 11310326189 - 2⁴ = 11310326173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11310326119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5655163094 + 5655163095.

It is an arithmetic number, because the mean of its divisors is an integer number (5655163095).

Almost surely, 2^11310326189 is an apocalyptic number.

It is an amenable number.

11310326189 is a deficient number, since it is larger than the sum of its proper divisors (1).

11310326189 is an equidigital number, since it uses as much as digits as its factorization.

11310326189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 11310326189 in words is "eleven billion, three hundred ten million, three hundred twenty-six thousand, one hundred eighty-nine".