1131110711 has 2 divisors, whose sum is σ = 1131110712. Its totient is φ = 1131110710.

The previous prime is 1131110689. The next prime is 1131110731. The reversal of 1131110711 is 1170111311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1131110711 - 2²² = 1126916407 is a prime.

It is a super-2 number, since 2×1131110711² = 2558822881077851042, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1131110711.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1131110731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565555355 + 565555356.

It is an arithmetic number, because the mean of its divisors is an integer number (565555356).

Almost surely, 2^1131110711 is an apocalyptic number.

1131110711 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131110711 is an equidigital number, since it uses as much as digits as its factorization.

1131110711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21, while the sum is 17.

The square root of 1131110711 is about 33631.9893999745. The cubic root of 1131110711 is about 1041.9215924709.

It can be divided in two parts, 11311 and 10711, that added together give a palindrome (22022).

The spelling of 1131110711 in words is "one billion, one hundred thirty-one million, one hundred ten thousand, seven hundred eleven".