11154060109 has 2 divisors, whose sum is σ = 11154060110. Its totient is φ = 11154060108.

The previous prime is 11154060097. The next prime is 11154060193. The reversal of 11154060109 is 90106045111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7374515625 + 3779544484 = 85875^2 + 61478^2 .

It is an emirp because it is prime and its reverse (90106045111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11154060109 - 2⁹ = 11154059597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11154064109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5577030054 + 5577030055.

It is an arithmetic number, because the mean of its divisors is an integer number (5577030055).

Almost surely, 2^11154060109 is an apocalyptic number.

It is an amenable number.

11154060109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11154060109 is an equidigital number, since it uses as much as digits as its factorization.

11154060109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 28.

The spelling of 11154060109 in words is "eleven billion, one hundred fifty-four million, sixty thousand, one hundred nine".