11131042041 has 24 divisors (see below), whose sum is σ = 18427144320. Its totient is φ = 6342564096.

The previous prime is 11131041983. The next prime is 11131042123. The reversal of 11131042041 is 14024013111.

It is not a de Polignac number, because 11131042041 - 2¹¹ = 11131039993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11131042141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 228021 + ... + 272498.

It is an arithmetic number, because the mean of its divisors is an integer number (767797680).

Almost surely, 2^11131042041 is an apocalyptic number.

It is an amenable number.

11131042041 is a deficient number, since it is larger than the sum of its proper divisors (7296102279).

11131042041 is a wasteful number, since it uses less digits than its factorization.

11131042041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500885 (or 500882 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11131042041 its reverse (14024013111), we get a palindrome (25155055152).

It can be divided in two parts, 111310 and 42041, that added together give a palindrome (153351).

The spelling of 11131042041 in words is "eleven billion, one hundred thirty-one million, forty-two thousand, forty-one".