11163140241 has 64 divisors (see below), whose sum is σ = 16994368512. Its totient is φ = 6458400000.

The previous prime is 11163140237. The next prime is 11163140257. The reversal of 11163140241 is 14204136111.

It is a happy number.

It is not a de Polignac number, because 11163140241 - 2² = 11163140237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11163140291) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16154706 + ... + 16155396.

It is an arithmetic number, because the mean of its divisors is an integer number (265537008).

Almost surely, 2^11163140241 is an apocalyptic number.

11163140241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11163140241 is a deficient number, since it is larger than the sum of its proper divisors (5831228271).

11163140241 is a wasteful number, since it uses less digits than its factorization.

11163140241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 11163140241 its reverse (14204136111), we get a palindrome (25367276352).

The spelling of 11163140241 in words is "eleven billion, one hundred sixty-three million, one hundred forty thousand, two hundred forty-one".