11204154142109 has 2 divisors, whose sum is σ = 11204154142110. Its totient is φ = 11204154142108.

The previous prime is 11204154142037. The next prime is 11204154142133. The reversal of 11204154142109 is 90124145140211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10987547674009 + 216606468100 = 3314747^2 + 465410^2 .

It is a cyclic number.

It is not a de Polignac number, because 11204154142109 - 2²⁰ = 11204153093533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11204154142409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5602077071054 + 5602077071055.

It is an arithmetic number, because the mean of its divisors is an integer number (5602077071055).

Almost surely, 2^{11204154142109} is an apocalyptic number.

It is an amenable number.

11204154142109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11204154142109 is an equidigital number, since it uses as much as digits as its factorization.

11204154142109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 35.

The spelling of 11204154142109 in words is "eleven trillion, two hundred four billion, one hundred fifty-four million, one hundred forty-two thousand, one hundred nine".