11776109911129 has 2 divisors, whose sum is σ = 11776109911130. Its totient is φ = 11776109911128.

The previous prime is 11776109911061. The next prime is 11776109911133. The reversal of 11776109911129 is 92111990167711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7394309685504 + 4381800225625 = 2719248^2 + 2093275^2 .

It is a cyclic number.

It is not a de Polignac number, because 11776109911129 - 2¹³ = 11776109902937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11776109911129.

It is not a weakly prime, because it can be changed into another prime (11776109911229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5888054955564 + 5888054955565.

It is an arithmetic number, because the mean of its divisors is an integer number (5888054955565).

Almost surely, 2^{11776109911129} is an apocalyptic number.

It is an amenable number.

11776109911129 is a deficient number, since it is larger than the sum of its proper divisors (1).

11776109911129 is an equidigital number, since it uses as much as digits as its factorization.

11776109911129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 428652, while the sum is 55.

The spelling of 11776109911129 in words is "eleven trillion, seven hundred seventy-six billion, one hundred nine million, nine hundred eleven thousand, one hundred twenty-nine".