11141124261 has 16 divisors (see below), whose sum is σ = 15654176640. Its totient is φ = 7034139200.

The previous prime is 11141124257. The next prime is 11141124263. The reversal of 11141124261 is 16242114111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11141124261 - 2² = 11141124257 is a prime.

It is a super-2 number, since 2×11141124261² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11141124263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 792366 + ... + 806303.

It is an arithmetic number, because the mean of its divisors is an integer number (978386040).

Almost surely, 2^11141124261 is an apocalyptic number.

It is an amenable number.

11141124261 is a deficient number, since it is larger than the sum of its proper divisors (4513052379).

11141124261 is a wasteful number, since it uses less digits than its factorization.

11141124261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598796.

The product of its digits is 384, while the sum is 24.

Adding to 11141124261 its reverse (16242114111), we get a palindrome (27383238372).

The spelling of 11141124261 in words is "eleven billion, one hundred forty-one million, one hundred twenty-four thousand, two hundred sixty-one".