11681127 has 12 divisors (see below), whose sum is σ = 17037904. Its totient is φ = 7711200.

The previous prime is 11681093. The next prime is 11681129. The reversal of 11681127 is 72118611.

It is not a de Polignac number, because 11681127 - 2⁶ = 11681063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11681127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11681129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5374 + ... + 7227.

Almost surely, 2^11681127 is an apocalyptic number.

11681127 is a deficient number, since it is larger than the sum of its proper divisors (5356777).

11681127 is a wasteful number, since it uses less digits than its factorization.

11681127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12710 (or 12707 counting only the distinct ones).

The product of its digits is 672, while the sum is 27.

The square root of 11681127 is about 3417.7663758660. The cubic root of 11681127 is about 226.8967360729.

Adding to 11681127 its reverse (72118611), we get a palindrome (83799738).

The spelling of 11681127 in words is "eleven million, six hundred eighty-one thousand, one hundred twenty-seven".