11787338304149 has 2 divisors, whose sum is σ = 11787338304150. Its totient is φ = 11787338304148.

The previous prime is 11787338304031. The next prime is 11787338304173. The reversal of 11787338304149 is 94140383378711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11449980623524 + 337357680625 = 3383782^2 + 580825^2 .

It is a cyclic number.

It is not a de Polignac number, because 11787338304149 - 2³⁶ = 11718618827413 is a prime.

It is a super-2 number, since 2×11787338304149² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11787338300149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5893669152074 + 5893669152075.

It is an arithmetic number, because the mean of its divisors is an integer number (5893669152075).

Almost surely, 2^{11787338304149} is an apocalyptic number.

It is an amenable number.

11787338304149 is a deficient number, since it is larger than the sum of its proper divisors (1).

11787338304149 is an equidigital number, since it uses as much as digits as its factorization.

11787338304149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12192768, while the sum is 59.

The spelling of 11787338304149 in words is "eleven trillion, seven hundred eighty-seven billion, three hundred thirty-eight million, three hundred four thousand, one hundred forty-nine".