11776912073 has 2 divisors, whose sum is σ = 11776912074. Its totient is φ = 11776912072.

The previous prime is 11776912033. The next prime is 11776912087. The reversal of 11776912073 is 37021967711.

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., 11707889209 + 69022864 = 108203^2 + 8308^2 .

It is a cyclic number.

It is not a de Polignac number, because 11776912073 - 2¹² = 11776907977 is a prime.

It is not a weakly prime, because it can be changed into another prime (11776912033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5888456036 + 5888456037.

It is an arithmetic number, because the mean of its divisors is an integer number (5888456037).

Almost surely, 2^11776912073 is an apocalyptic number.

It is an amenable number.

11776912073 is a deficient number, since it is larger than the sum of its proper divisors (1).

11776912073 is an equidigital number, since it uses as much as digits as its factorization.

11776912073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 111132, while the sum is 44.

The spelling of 11776912073 in words is "eleven billion, seven hundred seventy-six million, nine hundred twelve thousand, seventy-three".