11164790389 has 2 divisors, whose sum is σ = 11164790390. Its totient is φ = 11164790388.

The previous prime is 11164790381. The next prime is 11164790407. The reversal of 11164790389 is 98309746111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11160232164 + 4558225 = 105642^2 + 2135^2 .

It is an emirp because it is prime and its reverse (98309746111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11164790389 - 2³ = 11164790381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11164790381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5582395194 + 5582395195.

It is an arithmetic number, because the mean of its divisors is an integer number (5582395195).

Almost surely, 2^11164790389 is an apocalyptic number.

It is an amenable number.

11164790389 is a deficient number, since it is larger than the sum of its proper divisors (1).

11164790389 is an equidigital number, since it uses as much as digits as its factorization.

11164790389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 49.

The spelling of 11164790389 in words is "eleven billion, one hundred sixty-four million, seven hundred ninety thousand, three hundred eighty-nine".