11779997711 has 2 divisors, whose sum is σ = 11779997712. Its totient is φ = 11779997710.

The previous prime is 11779997659. The next prime is 11779997717.

11779997711 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 11779997711 - 2³⁰ = 10706255887 is a prime.

It is a zygodrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11779997717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5889998855 + 5889998856.

It is an arithmetic number, because the mean of its divisors is an integer number (5889998856).

Almost surely, 2^11779997711 is an apocalyptic number.

11779997711 is a deficient number, since it is larger than the sum of its proper divisors (1).

11779997711 is an equidigital number, since it uses as much as digits as its factorization.

11779997711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1750329, while the sum is 59.

The spelling of 11779997711 in words is "eleven billion, seven hundred seventy-nine million, nine hundred ninety-seven thousand, seven hundred eleven".