11777683811 has 2 divisors, whose sum is σ = 11777683812. Its totient is φ = 11777683810.

The previous prime is 11777683727. The next prime is 11777683829. The reversal of 11777683811 is 11838677711.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11777683811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11777683811.

It is not a weakly prime, because it can be changed into another prime (11777683111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5888841905 + 5888841906.

It is an arithmetic number, because the mean of its divisors is an integer number (5888841906).

Almost surely, 2^11777683811 is an apocalyptic number.

11777683811 is a deficient number, since it is larger than the sum of its proper divisors (1).

11777683811 is an equidigital number, since it uses as much as digits as its factorization.

11777683811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 395136, while the sum is 50.

The spelling of 11777683811 in words is "eleven billion, seven hundred seventy-seven million, six hundred eighty-three thousand, eight hundred eleven".